SharePoint 2010 -Issue after April 2020 security patch


After patching sharepoint 2010 servers with april 2010 and March 2010 security patches we noticed the items ribbon on sharepoint lists are greyed out.

But when you click on item to view it the same icons are enabled and fuctional in item view frame.

Not identified yet, but just reporting here…..

sp2010-ribbon-icons-greyedout