How to solve this problem?

[Yuki31]

 I also downloaded version 14.0 and the same thing appears.

[Peru Bob]

Try deleting the Media Cache and Media Cache files:

https://community.adobe.com/t5/premiere-pro/faq-how-to-clear-your-cache-in-30-seconds-in-premiere-pr...

[Yuki31]

I did it and it didn't help

[Peru Bob]

You may need to use the Cleaner Tool and reinstall:

https://helpx.adobe.com/creative-cloud/kb/cc-cleaner-tool-installation-problems.html

[Yuki31]

I'll try to do it. I also have a question, can this error be caused by an xml file? I have Vegas Pro 17.0. I once exported to a prproj. file but as soon as I opened this file in APr, the program immediately jammed and told me to send the report. So I exported it as xml. And everything worked until the program jammed and I had to start it again, and the next day the problem appeared. I will add that when I open an xml file in APr I get a window :

[Ann Bens]

Did you read the textfile?

[Yuki31]

Not yet