Projects created in previous engine versions fail to build in 4.25.2
Moving Engine Plugin folder to Project Plugin location
QFE Installer links
A fix for the blocking issue related to opening projects that have Marketplace Plugins enabled in 4.25.2 can be found here:
Results: The project fails to open
There's no existing public thread on this issue, so head over toAnswerHub just mention UE-95865 in the post.