[QUOTE=;728857]
its trying to access an intermediate folder file that is auto generated but is missing. Build the plugin for every build version in the project so that those files are fresh and then move the plugin back to the engine folder (wiping all current files there first).
OK, I so I’m giving this a go. It is compiling ok for any of the editor configurations (i.e. Debug Editor and Development Editor), however the other configurations (Debug, Development, Shipping) all give the following error (paths have been shortened).
All source files in module “AdvancedSessions” must include the same precompiled header first. Currently “…\Plugins\AdvancedSessions\Source\AdvancedSessions\Classes\AdvancedExternalUILibrary.h” is included by most of the source files. The following source files are not including “…\Plugins\AdvancedSessions\Source\AdvancedSessions\Classes\AdvancedExternalUILibrary.h” as their first include