It’s very old now but still in use somewhere … Running on Windows Ent x64 and crashing when exiting.

Resolved by renaming / deleting the preference file “Adobe Photoshop X Prefs.psp”.
Users/[Username]/AppData/Roaming/Adobe/Adobe Photoshop [version #]/Adobe Photoshop [version #] Settings

creds:

https://forums.adobe.com/thread/375776