diff --git a/DebUOS/Packaging.DebUOS/DebUOSPackageFileStructCreator.cs b/DebUOS/Packaging.DebUOS/DebUOSPackageFileStructCreator.cs
index c72cc03..1d62005 100644
--- a/DebUOS/Packaging.DebUOS/DebUOSPackageFileStructCreator.cs
+++ b/DebUOS/Packaging.DebUOS/DebUOSPackageFileStructCreator.cs
@@ -370,27 +370,43 @@ public void CreatePackagingFolder(DebUOSConfiguration configuration)
             File.WriteAllText(controlFile, stringBuilder.ToString(), encoding);
         }
 
-        if (File.Exists(configuration.DebPostinstFile))
+        if (ExistsConfigurationFile(nameof(configuration.DebPostinstFile), configuration.DebPostinstFile))
         {
             var postinstFile = Path.Join(packingFolder, "DEBIAN", "postinst");
             File.Copy(configuration.DebPostinstFile, postinstFile);
         }
-        if (File.Exists(configuration.DebPrermFile))
+        if (ExistsConfigurationFile(nameof(configuration.DebPrermFile), configuration.DebPrermFile))
         {
             var prermFile = Path.Join(packingFolder, "DEBIAN", "prerm");
             File.Copy(configuration.DebPrermFile, prermFile);
         }
-        if (File.Exists(configuration.DebPostrmFile))
+        if (ExistsConfigurationFile(nameof(configuration.DebPostrmFile), configuration.DebPostrmFile))
         {
             var postrmFile = Path.Join(packingFolder, "DEBIAN", "postrm");
             File.Copy(configuration.DebPostrmFile, postrmFile);
         }
-        if (File.Exists(configuration.DebPreinstFile))
+        if (ExistsConfigurationFile(nameof(configuration.DebPreinstFile), configuration.DebPreinstFile))
         {
             var preinstFile = Path.Join(packingFolder, "DEBIAN", "preinst");
             File.Copy(configuration.DebPreinstFile, preinstFile);
         }
     }
+    
+    private bool ExistsConfigurationFile(string fileName, string? configurationFile)
+    {
+        if (string.IsNullOrEmpty(configurationFile))
+        {
+            return false;
+        }
+
+        if (!File.Exists(configurationFile))
+        {
+            Logger.LogWarning($"配置了 {fileName} 文件， 但是 '{configurationFile}' 不存在");
+            return false;
+        }
+
+        return true;
+    }
 
     static class FolderUtils
     {