Yes, I recently upgraded to version 11.0.0 shortly after its launch. However, I encountered several issues, and since my client deliverables were getting impacted, I decided to revert to the previous version.
Based on my experience, it appears that there are genuine issues in version 11.0.0, as many other users have also reported similar difficulties. Some of those issues are listed below.
Better to wait for some more time, and let the developers of Katalon to resolve the issue