Validated but serial number or SID don't match
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GalCiv2 Forums
I know my systems SID has changed as I had to blow away Windows. I can get Gal Civ to run. And I expect the SID may change again soon as I will be upgrading Mobo, Processor and Ram.
I bought GC2 and the expansion at the same time from the website.
I bought GC2 and the expansion at the same time from the website.