Exported out a Charlemagne CK2 game so I could keep playing in EU4 and I am greeted with a grey box and message saying the CK2 converted didn't put a 'supported_version' whatever in the file.
CK2 is at latest version with all DLC.
Eu4 is at latest version with all DLC.
No mods are active in CK2.
CK2 is at latest version with all DLC.
Eu4 is at latest version with all DLC.
No mods are active in CK2.