[BUG]: Error: Feed Format Not Recognized

[Starboy-Xo]

Brief description of the issue

i wanted to make little changes in how i scrape the content. But after 4.7 version rolled out, i frequently get the following error
Error: Feed Format not Recognized

Be sure that if i do not make any changes in the post process script, Everything works fine.

How to reproduce the bug?

Right click to edit the feed (having post-process Script) item
Click on "Fetch it now"

What was the expected result?

Expected result was to produce the number of items fetched so far

What actually happened?

Error: Feed Format Not Recognized

Debug log

Null

Operating system and version

• OS: Win 10
• RSS Guard version: 4.7 above 4.7.4

[martinrotter]

The website you posted is not working from my country, please provide some URL for me, which would actually work.

Also, #1519