Welcome to Microsoft Q&A!
You can temporarily disable the extension, which will stop using relevant features of Reporting Services projects.
Or you try to uninstall and reinstall the extension.
Besides, I likely recommend you install and use VS2022 where you can use the newer version of Microsoft Reporting Services Projects.
If the answer is the right solution, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.