I am facing cornerstone error after updating from x to pro.
It shows
The preview was unresponsive after loading. This is most often related to a plugin conflict or aggressive page cacheing.
Origin URL: http://491.9c5.myftpupload.com
Preview URL: http://491.9c5.myftpupload.com/workshop-pictures
I have tried a lot of things but none have worked.
I am working in staging area before updating it.