Thanks - that worked a treat.

For anybody referring to this post in the future, I uninstalled the all version from both the PC and the laptop, then reinstalled in the order Wehrmacht (1.10) -> Allied Corps (1.20) -> Update (1.22).

The only issue I now have is the the splash screen where you select ...

I have Panzer Corps : Wehrmacht on CD for my PC, and recently purchased Panzer Corps : Allied Corps for my laptop (not least as it does not have a CD Rom drive). Both serials have been registered via Slitherine/Matrix.

Is there any way I can combine both versions onto one machine (or better have ...