diff --git a/packages/global/core/app/utils.ts b/packages/global/core/app/utils.ts
index 7ba2fa68491..679282528e0 100644
--- a/packages/global/core/app/utils.ts
+++ b/packages/global/core/app/utils.ts
@@ -105,7 +105,7 @@ export const appWorkflow2Form = ({ nodes }: { nodes: StoreNodeItemType[] }) => {
     } else if (node.flowNodeType === FlowNodeTypeEnum.systemConfig) {
       const {
         welcomeText,
-        variableModules,
+        variableNodes,
         questionGuide,
         ttsConfig,
         whisperConfig,
@@ -114,7 +114,7 @@ export const appWorkflow2Form = ({ nodes }: { nodes: StoreNodeItemType[] }) => {
 
       defaultAppForm.userGuide = {
         welcomeText: welcomeText,
-        variables: variableModules,
+        variables: variableNodes,
         questionGuide: questionGuide,
         tts: ttsConfig,
         whisper: whisperConfig,
diff --git a/packages/global/core/chat/type.d.ts b/packages/global/core/chat/type.d.ts
index ffc71fa89ca..59b70683fbc 100644
--- a/packages/global/core/chat/type.d.ts
+++ b/packages/global/core/chat/type.d.ts
@@ -10,7 +10,7 @@ import {
 import { FlowNodeTypeEnum } from '../workflow/node/constant';
 import { NodeOutputKeyEnum } from '../workflow/constants';
 import { DispatchNodeResponseKeyEnum } from '../workflow/runtime/constants';
-import { AppSchema } from '../app/type';
+import { AppSchema, VariableItemType } from '../app/type';
 import type { AppSchema as AppType } from '@fastgpt/global/core/app/type.d';
 import { DatasetSearchModeEnum } from '../dataset/constants';
 import { ChatBoxInputType } from '../../../../projects/app/src/components/ChatBox/type';
@@ -27,11 +27,13 @@ export type ChatSchema = {
   title: string;
   customTitle: string;
   top: boolean;
-  variables: Record<string, any>;
   source: `${ChatSourceEnum}`;
   shareId?: string;
   outLinkUid?: string;
-  content: ChatItemType[];
+
+  variableList?: VariableItemType[];
+  welcomeText?: string;
+  variables: Record<string, any>;
   metadata?: Record<string, any>;
 };
 
diff --git a/packages/global/core/workflow/utils.ts b/packages/global/core/workflow/utils.ts
index d27d56a1a11..7a672d41f82 100644
--- a/packages/global/core/workflow/utils.ts
+++ b/packages/global/core/workflow/utils.ts
@@ -36,13 +36,17 @@ export const checkInputIsReference = (input: FlowNodeInputItemType) => {
 
 /* node  */
 export const getGuideModule = (modules: StoreNodeItemType[]) =>
-  modules.find((item) => item.flowNodeType === FlowNodeTypeEnum.systemConfig);
-
+  modules.find(
+    (item) =>
+      item.flowNodeType === FlowNodeTypeEnum.systemConfig ||
+      // @ts-ignore (adapt v1)
+      item.flowType === FlowNodeTypeEnum.systemConfig
+  );
 export const splitGuideModule = (guideModules?: StoreNodeItemType) => {
   const welcomeText: string =
     guideModules?.inputs?.find((item) => item.key === NodeInputKeyEnum.welcomeText)?.value || '';
 
-  const variableModules: VariableItemType[] =
+  const variableNodes: VariableItemType[] =
     guideModules?.inputs.find((item) => item.key === NodeInputKeyEnum.variables)?.value || [];
 
   const questionGuide: boolean =
@@ -63,13 +67,43 @@ export const splitGuideModule = (guideModules?: StoreNodeItemType) => {
 
   return {
     welcomeText,
-    variableModules,
+    variableNodes,
     questionGuide,
     ttsConfig,
     whisperConfig,
     scheduledTriggerConfig
   };
 };
+export const replaceAppChatConfig = ({
+  node,
+  variableList,
+  welcomeText
+}: {
+  node?: StoreNodeItemType;
+  variableList?: VariableItemType[];
+  welcomeText?: string;
+}): StoreNodeItemType | undefined => {
+  if (!node) return;
+  return {
+    ...node,
+    inputs: node.inputs.map((input) => {
+      if (input.key === NodeInputKeyEnum.variables && variableList) {
+        return {
+          ...input,
+          value: variableList
+        };
+      }
+      if (input.key === NodeInputKeyEnum.welcomeText && welcomeText) {
+        return {
+          ...input,
+          value: welcomeText
+        };
+      }
+
+      return input;
+    })
+  };
+};
 
 export const getOrInitModuleInputValue = (input: FlowNodeInputItemType) => {
   if (input.value !== undefined || !input.valueType) return input.value;
diff --git a/packages/service/core/ai/rerank/index.ts b/packages/service/core/ai/rerank/index.ts
index b72c96cebbe..b7eb54588f7 100644
--- a/packages/service/core/ai/rerank/index.ts
+++ b/packages/service/core/ai/rerank/index.ts
@@ -41,6 +41,10 @@ export function reRankRecall({
     .then((data) => {
       addLog.info('ReRank finish:', { time: Date.now() - start });
 
+      if (!data?.results || data?.results?.length === 0) {
+        addLog.error('ReRank error, empty result', data);
+      }
+
       return data?.results?.map((item) => ({
         id: documents[item.index].id,
         score: item.relevance_score
diff --git a/packages/service/core/chat/chatSchema.ts b/packages/service/core/chat/chatSchema.ts
index 588e437f1d9..86e44f8f361 100644
--- a/packages/service/core/chat/chatSchema.ts
+++ b/packages/service/core/chat/chatSchema.ts
@@ -61,7 +61,15 @@ const ChatSchema = new Schema({
   outLinkUid: {
     type: String
   },
+
+  variableList: {
+    type: Array
+  },
+  welcomeText: {
+    type: String
+  },
   variables: {
+    // variable value
     type: Object,
     default: {}
   },
diff --git a/projects/app/src/components/ChatBox/Provider.tsx b/projects/app/src/components/ChatBox/Provider.tsx
index d4ff14cf5dd..fd9a8499d75 100644
--- a/projects/app/src/components/ChatBox/Provider.tsx
+++ b/projects/app/src/components/ChatBox/Provider.tsx
@@ -12,7 +12,7 @@ import { ChatSiteItemType } from '@fastgpt/global/core/chat/type';
 
 type useChatStoreType = OutLinkChatAuthProps & {
   welcomeText: string;
-  variableModules: VariableItemType[];
+  variableNodes: VariableItemType[];
   questionGuide: boolean;
   ttsConfig: AppTTSConfigType;
   whisperConfig: AppWhisperConfigType;
@@ -41,7 +41,7 @@ type useChatStoreType = OutLinkChatAuthProps & {
 };
 const StateContext = createContext<useChatStoreType>({
   welcomeText: '',
-  variableModules: [],
+  variableNodes: [],
   questionGuide: false,
   ttsConfig: {
     type: 'none',
@@ -110,7 +110,7 @@ const Provider = ({
 }: ChatProviderProps) => {
   const [chatHistories, setChatHistories] = useState<ChatSiteItemType[]>([]);
 
-  const { welcomeText, variableModules, questionGuide, ttsConfig, whisperConfig } = useMemo(
+  const { welcomeText, variableNodes, questionGuide, ttsConfig, whisperConfig } = useMemo(
     () => splitGuideModule(userGuideModule),
     [userGuideModule]
   );
@@ -150,7 +150,7 @@ const Provider = ({
     teamId,
     teamToken,
     welcomeText,
-    variableModules,
+    variableNodes,
     questionGuide,
     ttsConfig,
     whisperConfig,
diff --git a/projects/app/src/components/ChatBox/components/VariableInput.tsx b/projects/app/src/components/ChatBox/components/VariableInput.tsx
index 9135a19dc6b..bb258709e10 100644
--- a/projects/app/src/components/ChatBox/components/VariableInput.tsx
+++ b/projects/app/src/components/ChatBox/components/VariableInput.tsx
@@ -1,5 +1,5 @@
 import { VariableItemType } from '@fastgpt/global/core/app/type.d';
-import React, { useEffect, useState } from 'react';
+import React from 'react';
 import { UseFormReturn } from 'react-hook-form';
 import { useTranslation } from 'next-i18next';
 import { Box, Button, Card, Input, Textarea } from '@chakra-ui/react';
@@ -12,34 +12,19 @@ import { ChatBoxInputFormType } from '../type.d';
 
 const VariableInput = ({
   appAvatar,
-  variableModules,
-  variableIsFinish,
+  variableNodes,
   chatForm,
   onSubmitVariables
 }: {
   appAvatar?: string;
-  variableModules: VariableItemType[];
-  variableIsFinish: boolean;
+  variableNodes: VariableItemType[];
   onSubmitVariables: (e: Record<string, any>) => void;
   chatForm: UseFormReturn<ChatBoxInputFormType>;
 }) => {
   const { t } = useTranslation();
-  const { register, unregister, setValue, handleSubmit: handleSubmitChat, watch } = chatForm;
+  const { register, setValue, handleSubmit: handleSubmitChat, watch } = chatForm;
   const variables = watch('variables');
-
-  useEffect(() => {
-    // 重新注册所有字段
-    variableModules.forEach((item) => {
-      register(`variables.${item.key}`, { required: item.required });
-    });
-
-    return () => {
-      // 组件卸载时注销所有字段
-      variableModules.forEach((item) => {
-        unregister(`variables.${item.key}`);
-      });
-    };
-  }, [register, unregister, variableModules]);
+  const chatStarted = watch('chatStarted');
 
   return (
     <Box py={3}>
@@ -55,7 +40,7 @@ const VariableInput = ({
           bg={'white'}
           boxShadow={'0 0 8px rgba(0,0,0,0.15)'}
         >
-          {variableModules.map((item) => (
+          {variableNodes.map((item) => (
             <Box key={item.id} mb={4}>
               <Box as={'label'} display={'inline-block'} position={'relative'} mb={1}>
                 {item.label}
@@ -73,7 +58,6 @@ const VariableInput = ({
               </Box>
               {item.type === VariableInputEnum.input && (
                 <Input
-                  isDisabled={variableIsFinish}
                   bg={'myWhite.400'}
                   {...register(`variables.${item.key}`, {
                     required: item.required
@@ -82,7 +66,6 @@ const VariableInput = ({
               )}
               {item.type === VariableInputEnum.textarea && (
                 <Textarea
-                  isDisabled={variableIsFinish}
                   bg={'myWhite.400'}
                   {...register(`variables.${item.key}`, {
                     required: item.required
@@ -94,7 +77,6 @@ const VariableInput = ({
               {item.type === VariableInputEnum.select && (
                 <MySelect
                   width={'100%'}
-                  isDisabled={variableIsFinish}
                   list={(item.enums || []).map((item) => ({
                     label: item.value,
                     value: item.value
@@ -110,7 +92,7 @@ const VariableInput = ({
               )}
             </Box>
           ))}
-          {!variableIsFinish && (
+          {!chatStarted && (
             <Button
               leftIcon={<MyIcon name={'core/chat/chatFill'} w={'16px'} />}
               size={'sm'}
diff --git a/projects/app/src/components/ChatBox/index.tsx b/projects/app/src/components/ChatBox/index.tsx
index 66c23d31e54..311e1a0012c 100644
--- a/projects/app/src/components/ChatBox/index.tsx
+++ b/projects/app/src/components/ChatBox/index.tsx
@@ -58,6 +58,8 @@ import ChatProvider, { useChatProviderStore } from './Provider';
 import ChatItem from './components/ChatItem';
 
 import dynamic from 'next/dynamic';
+import { useCreation, useUpdateEffect } from 'ahooks';
+
 const ResponseTags = dynamic(() => import('./ResponseTags'));
 const FeedbackModal = dynamic(() => import('./FeedbackModal'));
 const ReadFeedbackModal = dynamic(() => import('./ReadFeedbackModal'));
@@ -147,7 +149,7 @@ const ChatBox = (
 
   const {
     welcomeText,
-    variableModules,
+    variableNodes,
     questionGuide,
     startSegmentedAudio,
     finishSegmentedAudio,
@@ -171,24 +173,10 @@ const ChatBox = (
   const chatStarted = watch('chatStarted');
 
   /* variable */
-  const variables = watch('variables');
-  const filterVariableModules = useMemo(
-    () => variableModules.filter((item) => item.type !== VariableInputEnum.custom),
-    [variableModules]
+  const filterVariableNodes = useCreation(
+    () => variableNodes.filter((item) => item.type !== VariableInputEnum.custom),
+    [variableNodes]
   );
-  const variableIsFinish = (() => {
-    if (!filterVariableModules || filterVariableModules.length === 0 || chatHistories.length > 0)
-      return true;
-
-    for (let i = 0; i < filterVariableModules.length; i++) {
-      const item = filterVariableModules[i];
-      if (item.required && !variables[item.key]) {
-        return false;
-      }
-    }
-
-    return chatStarted;
-  })();
 
   // 滚动到底部
   const scrollToBottom = (behavior: 'smooth' | 'auto' = 'smooth') => {
@@ -379,174 +367,185 @@ const ChatBox = (
       autoTTSResponse?: boolean;
       history?: ChatSiteItemType[];
     }) => {
-      handleSubmit(async ({ variables }) => {
-        if (!onStartChat) return;
-        if (isChatting) {
-          toast({
-            title: '正在聊天中...请等待结束',
-            status: 'warning'
-          });
-          return;
-        }
+      handleSubmit(
+        async ({ variables }) => {
+          if (!onStartChat) return;
+          if (isChatting) {
+            toast({
+              title: '正在聊天中...请等待结束',
+              status: 'warning'
+            });
+            return;
+          }
 
-        abortRequest();
+          abortRequest();
 
-        text = text.trim();
+          text = text.trim();
 
-        if (!text && files.length === 0) {
-          toast({
-            title: '内容为空',
-            status: 'warning'
+          if (!text && files.length === 0) {
+            toast({
+              title: '内容为空',
+              status: 'warning'
+            });
+            return;
+          }
+
+          // delete invalid variables， 只保留在 variableNodes 中的变量
+          const requestVariables: Record<string, any> = {};
+          variableNodes?.forEach((item) => {
+            requestVariables[item.key] = variables[item.key] || '';
           });
-          return;
-        }
 
-        const responseChatId = getNanoid(24);
-        questionGuideController.current?.abort('stop');
+          const responseChatId = getNanoid(24);
+          questionGuideController.current?.abort('stop');
 
-        // set auto audio playing
-        if (autoTTSResponse) {
-          await startSegmentedAudio();
-          setAudioPlayingChatId(responseChatId);
-        }
+          // set auto audio playing
+          if (autoTTSResponse) {
+            await startSegmentedAudio();
+            setAudioPlayingChatId(responseChatId);
+          }
 
-        const newChatList: ChatSiteItemType[] = [
-          ...history,
-          {
-            dataId: getNanoid(24),
-            obj: ChatRoleEnum.Human,
-            value: [
-              ...files.map((file) => ({
-                type: ChatItemValueTypeEnum.file,
-                file: {
-                  type: file.type,
-                  name: file.name,
-                  url: file.url || ''
-                }
-              })),
-              ...(text
-                ? [
-                    {
-                      type: ChatItemValueTypeEnum.text,
-                      text: {
-                        content: text
+          const newChatList: ChatSiteItemType[] = [
+            ...history,
+            {
+              dataId: getNanoid(24),
+              obj: ChatRoleEnum.Human,
+              value: [
+                ...files.map((file) => ({
+                  type: ChatItemValueTypeEnum.file,
+                  file: {
+                    type: file.type,
+                    name: file.name,
+                    url: file.url || ''
+                  }
+                })),
+                ...(text
+                  ? [
+                      {
+                        type: ChatItemValueTypeEnum.text,
+                        text: {
+                          content: text
+                        }
                       }
-                    }
-                  ]
-                : [])
-            ] as UserChatItemValueItemType[],
-            status: 'finish'
-          },
-          {
-            dataId: responseChatId,
-            obj: ChatRoleEnum.AI,
-            value: [
-              {
-                type: ChatItemValueTypeEnum.text,
-                text: {
-                  content: ''
+                    ]
+                  : [])
+              ] as UserChatItemValueItemType[],
+              status: 'finish'
+            },
+            {
+              dataId: responseChatId,
+              obj: ChatRoleEnum.AI,
+              value: [
+                {
+                  type: ChatItemValueTypeEnum.text,
+                  text: {
+                    content: ''
+                  }
                 }
-              }
-            ],
-            status: 'loading'
-          }
-        ];
+              ],
+              status: 'loading'
+            }
+          ];
 
-        // 插入内容
-        setChatHistories(newChatList);
+          // 插入内容
+          setChatHistories(newChatList);
 
-        // 清空输入内容
-        resetInputVal({});
-        setQuestionGuide([]);
-        setTimeout(() => {
-          scrollToBottom();
-        }, 100);
-        try {
-          // create abort obj
-          const abortSignal = new AbortController();
-          chatController.current = abortSignal;
-
-          const messages = chats2GPTMessages({ messages: newChatList, reserveId: true });
-
-          const {
-            responseData,
-            responseText,
-            newVariables,
-            isNewChat = false
-          } = await onStartChat({
-            chatList: newChatList,
-            messages,
-            controller: abortSignal,
-            generatingMessage: (e) => generatingMessage({ ...e, autoTTSResponse }),
-            variables
-          });
+          // 清空输入内容
+          resetInputVal({});
+          setQuestionGuide([]);
+          setTimeout(() => {
+            scrollToBottom();
+          }, 100);
+          try {
+            // create abort obj
+            const abortSignal = new AbortController();
+            chatController.current = abortSignal;
+
+            const messages = chats2GPTMessages({ messages: newChatList, reserveId: true });
+
+            const {
+              responseData,
+              responseText,
+              newVariables,
+              isNewChat = false
+            } = await onStartChat({
+              chatList: newChatList,
+              messages,
+              controller: abortSignal,
+              generatingMessage: (e) => generatingMessage({ ...e, autoTTSResponse }),
+              variables: requestVariables
+            });
 
-          newVariables && setValue('variables', newVariables);
+            newVariables && setValue('variables', newVariables);
 
-          isNewChatReplace.current = isNewChat;
+            isNewChatReplace.current = isNewChat;
 
-          // set finish status
-          setChatHistories((state) =>
-            state.map((item, index) => {
-              if (index !== state.length - 1) return item;
-              return {
-                ...item,
-                status: 'finish',
-                responseData
-              };
-            })
-          );
-          setTimeout(() => {
-            createQuestionGuide({
-              history: newChatList.map((item, i) =>
-                i === newChatList.length - 1
-                  ? {
-                      ...item,
-                      value: [
-                        {
-                          type: ChatItemValueTypeEnum.text,
-                          text: {
-                            content: responseText
+            // set finish status
+            setChatHistories((state) =>
+              state.map((item, index) => {
+                if (index !== state.length - 1) return item;
+                return {
+                  ...item,
+                  status: 'finish',
+                  responseData
+                };
+              })
+            );
+            setTimeout(() => {
+              createQuestionGuide({
+                history: newChatList.map((item, i) =>
+                  i === newChatList.length - 1
+                    ? {
+                        ...item,
+                        value: [
+                          {
+                            type: ChatItemValueTypeEnum.text,
+                            text: {
+                              content: responseText
+                            }
                           }
-                        }
-                      ]
-                    }
-                  : item
-              )
+                        ]
+                      }
+                    : item
+                )
+              });
+              generatingScroll();
+              isPc && TextareaDom.current?.focus();
+            }, 100);
+
+            // tts audio
+            autoTTSResponse && splitText2Audio(responseText, true);
+          } catch (err: any) {
+            toast({
+              title: t(getErrText(err, 'core.chat.error.Chat error')),
+              status: 'error',
+              duration: 5000,
+              isClosable: true
             });
-            generatingScroll();
-            isPc && TextareaDom.current?.focus();
-          }, 100);
 
-          // tts audio
-          autoTTSResponse && splitText2Audio(responseText, true);
-        } catch (err: any) {
-          toast({
-            title: t(getErrText(err, 'core.chat.error.Chat error')),
-            status: 'error',
-            duration: 5000,
-            isClosable: true
-          });
+            if (!err?.responseText) {
+              resetInputVal({ text, files });
+              setChatHistories(newChatList.slice(0, newChatList.length - 2));
+            }
 
-          if (!err?.responseText) {
-            resetInputVal({ text, files });
-            setChatHistories(newChatList.slice(0, newChatList.length - 2));
+            // set finish status
+            setChatHistories((state) =>
+              state.map((item, index) => {
+                if (index !== state.length - 1) return item;
+                return {
+                  ...item,
+                  status: 'finish'
+                };
+              })
+            );
           }
 
-          // set finish status
-          setChatHistories((state) =>
-            state.map((item, index) => {
-              if (index !== state.length - 1) return item;
-              return {
-                ...item,
-                status: 'finish'
-              };
-            })
-          );
+          autoTTSResponse && finishSegmentedAudio();
+        },
+        (err) => {
+          console.log(err?.variables);
         }
-
-        autoTTSResponse && finishSegmentedAudio();
-      })();
+      )();
     },
     [
       abortRequest,
@@ -566,7 +565,8 @@ const ChatBox = (
       splitText2Audio,
       startSegmentedAudio,
       t,
-      toast
+      toast,
+      variableNodes
     ]
   );
 
@@ -630,7 +630,7 @@ const ChatBox = (
         });
       };
     },
-    [onDelMessage]
+    [onDelMessage, setChatHistories]
   );
   // admin mark
   const onMark = useCallback(
@@ -796,7 +796,19 @@ const ChatBox = (
         }
       };
     },
-    [appId, chatId]
+    [appId, chatId, setChatHistories]
+  );
+
+  const resetVariables = useCallback(
+    (e: Record<string, any> = {}) => {
+      const value: Record<string, any> = { ...e };
+      filterVariableNodes?.forEach((item) => {
+        value[item.key] = e[item.key] || '';
+      });
+
+      setValue('variables', value);
+    },
+    [filterVariableNodes, setValue]
   );
 
   const showEmpty = useMemo(
@@ -804,13 +816,13 @@ const ChatBox = (
       feConfigs?.show_emptyChat &&
       showEmptyIntro &&
       chatHistories.length === 0 &&
-      !filterVariableModules?.length &&
+      !filterVariableNodes?.length &&
       !welcomeText,
     [
       chatHistories.length,
       feConfigs?.show_emptyChat,
       showEmptyIntro,
-      filterVariableModules?.length,
+      filterVariableNodes?.length,
       welcomeText
     ]
   );
@@ -869,14 +881,7 @@ const ChatBox = (
   // output data
   useImperativeHandle(ref, () => ({
     getChatHistories: () => chatHistories,
-    resetVariables(e) {
-      const defaultVal: Record<string, any> = {};
-      filterVariableModules?.forEach((item) => {
-        defaultVal[item.key] = '';
-      });
-
-      setValue('variables', e || defaultVal);
-    },
+    resetVariables,
     resetHistory(e) {
       abortRequest();
       setValue('chatStarted', e.length > 0);
@@ -891,7 +896,7 @@ const ChatBox = (
   }));
 
   return (
-    <Flex flexDirection={'column'} h={'100%'}>
+    <Flex flexDirection={'column'} h={'100%'} position={'relative'}>
       <Script src="/js/html2pdf.bundle.min.js" strategy="lazyOnload"></Script>
       {/* chat box container */}
       <Box ref={ChatBoxRef} flex={'1 0 0'} h={0} w={'100%'} overflow={'overlay'} px={[4, 0]} pb={3}>
@@ -899,11 +904,10 @@ const ChatBox = (
           {showEmpty && <Empty />}
           {!!welcomeText && <WelcomeBox appAvatar={appAvatar} welcomeText={welcomeText} />}
           {/* variable input */}
-          {!!filterVariableModules?.length && (
+          {!!filterVariableNodes?.length && (
             <VariableInput
               appAvatar={appAvatar}
-              variableModules={filterVariableModules}
-              variableIsFinish={variableIsFinish}
+              variableNodes={filterVariableNodes}
               chatForm={chatForm}
               onSubmitVariables={(data) => {
                 setValue('chatStarted', true);
@@ -995,7 +999,7 @@ const ChatBox = (
         </Box>
       </Box>
       {/* message input */}
-      {onStartChat && variableIsFinish && active && (
+      {onStartChat && (chatStarted || filterVariableNodes.length === 0) && active && (
         <MessageInput
           onSendMessage={sendPrompt}
           onStop={() => chatController.current?.abort('stop')}
diff --git a/projects/app/src/components/core/workflow/Flow/ChatTest.tsx b/projects/app/src/components/core/workflow/Flow/ChatTest.tsx
index 41eec354ec0..bb5b1c011e9 100644
--- a/projects/app/src/components/core/workflow/Flow/ChatTest.tsx
+++ b/projects/app/src/components/core/workflow/Flow/ChatTest.tsx
@@ -34,11 +34,13 @@ export type ChatTestComponentRef = {
 const ChatTest = (
   {
     app,
+    isOpen,
     nodes = [],
     edges = [],
     onClose
   }: {
     app: AppSchema;
+    isOpen: boolean;
     nodes?: StoreNodeItemType[];
     edges?: StoreEdgeItemType[];
     onClose: () => void;
@@ -48,7 +50,6 @@ const ChatTest = (
   const { t } = useTranslation();
   const ChatBoxRef = useRef<ComponentRef>(null);
   const { userInfo } = useUserStore();
-  const isOpen = useMemo(() => nodes && nodes.length > 0, [nodes]);
 
   const startChat = useCallback(
     async ({ chatList, controller, generatingMessage, variables }: StartChatFnProps) => {
diff --git a/projects/app/src/components/core/workflow/Flow/nodes/render/Handle/ToolHandle.tsx b/projects/app/src/components/core/workflow/Flow/nodes/render/Handle/ToolHandle.tsx
index 571a29cff3e..27763e28eba 100644
--- a/projects/app/src/components/core/workflow/Flow/nodes/render/Handle/ToolHandle.tsx
+++ b/projects/app/src/components/core/workflow/Flow/nodes/render/Handle/ToolHandle.tsx
@@ -28,7 +28,7 @@ export const ToolTargetHandle = ({ nodeId }: ToolHandleProps) => {
       edges.some((edge) => edge.targetHandle === getHandleId(nodeId, 'target', 'top')));
 
   const Render = useMemo(() => {
-    return (
+    return hidden ? null : (
       <MyTooltip label={t('core.workflow.tool.Handle')} shouldWrapChildren={false}>
         <Handle
           style={{
@@ -49,7 +49,7 @@ export const ToolTargetHandle = ({ nodeId }: ToolHandleProps) => {
             border={'4px solid #8774EE'}
             transform={'translate(0,-30%) rotate(45deg)'}
             pointerEvents={'none'}
-            visibility={hidden ? 'hidden' : 'visible'}
+            visibility={'visible'}
           />
         </Handle>
       </MyTooltip>
diff --git a/projects/app/src/components/core/workflow/Flow/nodes/render/Handle/index.tsx b/projects/app/src/components/core/workflow/Flow/nodes/render/Handle/index.tsx
index bbda66be3cf..18bca04a689 100644
--- a/projects/app/src/components/core/workflow/Flow/nodes/render/Handle/index.tsx
+++ b/projects/app/src/components/core/workflow/Flow/nodes/render/Handle/index.tsx
@@ -200,14 +200,19 @@ const MyTargetHandle = React.memo(function MyTargetHandle({
     ) {
       return false;
     }
+
     if (connectingEdge?.handleId && !connectingEdge.handleId?.includes('source')) return false;
 
-    // Same source node
-    if (connectedEdges.some((item) => item.target === nodeId && item.targetHandle !== handleId))
+    // From same source node
+    if (
+      connectedEdges.some(
+        (item) => item.source === connectingEdge?.nodeId && item.target === nodeId
+      )
+    )
       return false;
 
     return true;
-  }, [connectedEdges, connectingEdge?.handleId, edges, handleId, node, nodeId]);
+  }, [connectedEdges, connectingEdge?.handleId, connectingEdge?.nodeId, edges, node, nodeId]);
 
   const RenderHandle = useMemo(() => {
     return (
diff --git a/projects/app/src/pages/api/core/chat/init.ts b/projects/app/src/pages/api/core/chat/init.ts
index cdeb5eac10c..902c9fb8ebc 100644
--- a/projects/app/src/pages/api/core/chat/init.ts
+++ b/projects/app/src/pages/api/core/chat/init.ts
@@ -2,7 +2,7 @@ import type { NextApiRequest, NextApiResponse } from 'next';
 import { jsonRes } from '@fastgpt/service/common/response';
 import { connectToDatabase } from '@/service/mongo';
 import { authApp } from '@fastgpt/service/support/permission/auth/app';
-import { getGuideModule } from '@fastgpt/global/core/workflow/utils';
+import { getGuideModule, replaceAppChatConfig } from '@fastgpt/global/core/workflow/utils';
 import { getChatModelNameListByModules } from '@/service/core/app/workflow';
 import type { InitChatProps, InitChatResponse } from '@/global/core/chat/api.d';
 import { MongoChat } from '@fastgpt/service/core/chat/chatSchema';
@@ -62,7 +62,11 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
         variables: chat?.variables || {},
         history,
         app: {
-          userGuideModule: getGuideModule(nodes),
+          userGuideModule: replaceAppChatConfig({
+            node: getGuideModule(nodes),
+            variableList: chat?.variableList,
+            welcomeText: chat?.welcomeText
+          }),
           chatModels: getChatModelNameListByModules(nodes),
           name: app.name,
           avatar: app.avatar,
diff --git a/projects/app/src/pages/api/core/chat/outLink/init.ts b/projects/app/src/pages/api/core/chat/outLink/init.ts
index fdc5677ccec..c3c9f1428e9 100644
--- a/projects/app/src/pages/api/core/chat/outLink/init.ts
+++ b/projects/app/src/pages/api/core/chat/outLink/init.ts
@@ -2,7 +2,7 @@ import type { NextApiRequest, NextApiResponse } from 'next';
 import { jsonRes } from '@fastgpt/service/common/response';
 import { connectToDatabase } from '@/service/mongo';
 import type { InitChatResponse, InitOutLinkChatProps } from '@/global/core/chat/api.d';
-import { getGuideModule } from '@fastgpt/global/core/workflow/utils';
+import { getGuideModule, replaceAppChatConfig } from '@fastgpt/global/core/workflow/utils';
 import { getChatModelNameListByModules } from '@/service/core/app/workflow';
 import { DispatchNodeResponseKeyEnum } from '@fastgpt/global/core/workflow/runtime/constants';
 import { getChatItems } from '@fastgpt/service/core/chat/controller';
@@ -72,7 +72,11 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
         variables: chat?.variables || {},
         history,
         app: {
-          userGuideModule: getGuideModule(nodes),
+          userGuideModule: replaceAppChatConfig({
+            node: getGuideModule(nodes),
+            variableList: chat?.variableList,
+            welcomeText: chat?.welcomeText
+          }),
           chatModels: getChatModelNameListByModules(nodes),
           name: app.name,
           avatar: app.avatar,
diff --git a/projects/app/src/pages/api/core/chat/team/init.ts b/projects/app/src/pages/api/core/chat/team/init.ts
index 7693dff098e..94df0bd21ee 100644
--- a/projects/app/src/pages/api/core/chat/team/init.ts
+++ b/projects/app/src/pages/api/core/chat/team/init.ts
@@ -1,7 +1,7 @@
 import type { NextApiRequest, NextApiResponse } from 'next';
 import { jsonRes } from '@fastgpt/service/common/response';
 import { connectToDatabase } from '@/service/mongo';
-import { getGuideModule } from '@fastgpt/global/core/workflow/utils';
+import { getGuideModule, replaceAppChatConfig } from '@fastgpt/global/core/workflow/utils';
 import { getChatModelNameListByModules } from '@/service/core/app/workflow';
 import { DispatchNodeResponseKeyEnum } from '@fastgpt/global/core/workflow/runtime/constants';
 import type { InitChatResponse, InitTeamChatProps } from '@/global/core/chat/api.d';
@@ -73,7 +73,11 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
         variables: chat?.variables || {},
         history,
         app: {
-          userGuideModule: getGuideModule(nodes),
+          userGuideModule: replaceAppChatConfig({
+            node: getGuideModule(nodes),
+            variableList: chat?.variableList,
+            welcomeText: chat?.welcomeText
+          }),
           chatModels: getChatModelNameListByModules(nodes),
           name: app.name,
           avatar: app.avatar,
diff --git a/projects/app/src/pages/api/v1/chat/completions.ts b/projects/app/src/pages/api/v1/chat/completions.ts
index f1bd84207ba..72a74deec4b 100644
--- a/projects/app/src/pages/api/v1/chat/completions.ts
+++ b/projects/app/src/pages/api/v1/chat/completions.ts
@@ -246,6 +246,7 @@ async function handler(req: NextApiRequest, res: NextApiResponse) {
         appId: app._id,
         teamId,
         tmbId: tmbId,
+        nodes,
         variables: newVariables,
         isUpdateUseTime: isOwnerUse && source === ChatSourceEnum.online, // owner update use time
         shareId,
diff --git a/projects/app/src/pages/app/detail/components/FlowEdit/Header.tsx b/projects/app/src/pages/app/detail/components/FlowEdit/Header.tsx
index 35993000cac..078c904594a 100644
--- a/projects/app/src/pages/app/detail/components/FlowEdit/Header.tsx
+++ b/projects/app/src/pages/app/detail/components/FlowEdit/Header.tsx
@@ -1,4 +1,4 @@
-import React, { useCallback, useMemo, useRef, useState } from 'react';
+import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import { Box, Flex, IconButton, useTheme, useDisclosure, Button } from '@chakra-ui/react';
 import { StoreNodeItemType } from '@fastgpt/global/core/workflow/type/index.d';
 import { AppSchema } from '@fastgpt/global/core/app/type.d';
@@ -25,7 +25,7 @@ import MyTooltip from '@fastgpt/web/components/common/MyTooltip';
 import { formatTime2HM } from '@fastgpt/global/common/string/time';
 import { useContextSelector } from 'use-context-selector';
 import { WorkflowContext, getWorkflowStore } from '@/components/core/workflow/context';
-import { useInterval } from 'ahooks';
+import { useInterval, useUpdateEffect } from 'ahooks';
 
 const ImportSettings = dynamic(() => import('@/components/core/workflow/Flow/ImportSettings'));
 const PublishHistories = dynamic(
@@ -341,6 +341,11 @@ const Header = (props: Props) => {
     nodes: StoreNodeItemType[];
     edges: StoreEdgeItemType[];
   }>();
+  const { isOpen: isOpenTest, onOpen: onOpenTest, onClose: onCloseTest } = useDisclosure();
+
+  useUpdateEffect(() => {
+    onOpenTest();
+  }, [workflowTestData]);
 
   return (
     <>
@@ -351,9 +356,10 @@ const Header = (props: Props) => {
       />
       <ChatTest
         ref={ChatTestRef}
+        isOpen={isOpenTest}
         {...workflowTestData}
         app={app}
-        onClose={() => setWorkflowTestData(undefined)}
+        onClose={onCloseTest}
       />
     </>
   );
diff --git a/projects/app/src/pages/app/detail/components/SimpleEdit/EditForm.tsx b/projects/app/src/pages/app/detail/components/SimpleEdit/EditForm.tsx
index eab41769a88..2b419374509 100644
--- a/projects/app/src/pages/app/detail/components/SimpleEdit/EditForm.tsx
+++ b/projects/app/src/pages/app/detail/components/SimpleEdit/EditForm.tsx
@@ -99,6 +99,7 @@ const EditForm = ({
   const selectLLMModel = watch('aiSettings.model');
   const datasetSearchSetting = watch('dataset');
   const variables = watch('userGuide.variables');
+
   const formatVariables = useMemo(
     () => formatEditorVariablePickerIcon([...getSystemVariables(t), ...variables]),
     [t, variables]
diff --git a/projects/app/src/pages/app/detail/components/SimpleEdit/index.tsx b/projects/app/src/pages/app/detail/components/SimpleEdit/index.tsx
index e8707b5a238..2c63c96014e 100644
--- a/projects/app/src/pages/app/detail/components/SimpleEdit/index.tsx
+++ b/projects/app/src/pages/app/detail/components/SimpleEdit/index.tsx
@@ -12,6 +12,7 @@ import ChatTest from './ChatTest';
 import AppCard from './AppCard';
 import EditForm from './EditForm';
 import { AppSimpleEditFormType } from '@fastgpt/global/core/app/type';
+import { v1Workflow2V2 } from '@/web/core/workflow/adapt';
 
 const SimpleEdit = ({ appId }: { appId: string }) => {
   const { isPc } = useSystemStore();
@@ -28,6 +29,14 @@ const SimpleEdit = ({ appId }: { appId: string }) => {
   // show selected dataset
   useMount(() => {
     loadAllDatasets();
+
+    if (appDetail.version !== 'v2') {
+      editForm.reset(
+        appWorkflow2Form({
+          nodes: v1Workflow2V2((appDetail.modules || []) as any)?.nodes
+        })
+      );
+    }
   });
 
   return (
diff --git a/projects/app/src/service/utils/chat/saveChat.ts b/projects/app/src/service/utils/chat/saveChat.ts
index a82a192424a..a59ebabcad8 100644
--- a/projects/app/src/service/utils/chat/saveChat.ts
+++ b/projects/app/src/service/utils/chat/saveChat.ts
@@ -1,8 +1,4 @@
-import type {
-  AIChatItemType,
-  ChatItemType,
-  UserChatItemType
-} from '@fastgpt/global/core/chat/type.d';
+import type { AIChatItemType, UserChatItemType } from '@fastgpt/global/core/chat/type.d';
 import { MongoApp } from '@fastgpt/service/core/app/schema';
 import { ChatSourceEnum } from '@fastgpt/global/core/chat/constants';
 import { MongoChatItem } from '@fastgpt/service/core/chat/chatItemSchema';
@@ -10,12 +6,15 @@ import { MongoChat } from '@fastgpt/service/core/chat/chatSchema';
 import { addLog } from '@fastgpt/service/common/system/log';
 import { getChatTitleFromChatMessage } from '@fastgpt/global/core/chat/utils';
 import { mongoSessionRun } from '@fastgpt/service/common/mongo/sessionRun';
+import { StoreNodeItemType } from '@fastgpt/global/core/workflow/type';
+import { getGuideModule, splitGuideModule } from '@fastgpt/global/core/workflow/utils';
 
 type Props = {
   chatId: string;
   appId: string;
   teamId: string;
   tmbId: string;
+  nodes: StoreNodeItemType[];
   variables?: Record<string, any>;
   isUpdateUseTime: boolean;
   source: `${ChatSourceEnum}`;
@@ -30,6 +29,7 @@ export async function saveChat({
   appId,
   teamId,
   tmbId,
+  nodes,
   variables,
   isUpdateUseTime,
   source,
@@ -72,6 +72,8 @@ export async function saveChat({
         chat.variables = variables || {};
         await chat.save({ session });
       } else {
+        const { welcomeText, variableNodes } = splitGuideModule(getGuideModule(nodes));
+
         await MongoChat.create(
           [
             {
@@ -79,6 +81,8 @@ export async function saveChat({
               teamId,
               tmbId,
               appId,
+              variableList: variableNodes,
+              welcomeText,
               variables,
               title,
               source,
diff --git a/projects/app/src/web/core/workflow/utils.ts b/projects/app/src/web/core/workflow/utils.ts
index 23a38acf3f8..dfc822bc1b8 100644
--- a/projects/app/src/web/core/workflow/utils.ts
+++ b/projects/app/src/web/core/workflow/utils.ts
@@ -288,7 +288,7 @@ export const getWorkflowGlobalVariables = (
   t: TFunction
 ): EditorVariablePickerType[] => {
   const globalVariables = formatEditorVariablePickerIcon(
-    splitGuideModule(getGuideModule(nodes))?.variableModules || []
+    splitGuideModule(getGuideModule(nodes))?.variableNodes || []
   ).map((item) => ({
     ...item,
     valueType: WorkflowIOValueTypeEnum.any