it is fixed thank you. In my case, it was a custom script as you point blocking the dialog generation.

It is already solved. If you have some /apps/cq/xssprotection or any folder that contains protection rules to prevent injection of malicious code using dialogs on AEM you need to disabled. Those custom scripts could be incompatible with SP6 and on my particular case were blocking JCR node updating u...

Hello everyone,First all thanks for your time reading my post.I'm having some issues after upgrade AEM 6.5 from SP4 to SP6.( this same issue happened with SP5 and I had to make a rollback and try luck with the SP6 ) , every time that I try to edit or save new content using any component dialog for T...