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mycetozooa's avatar
mycetozooa
Seasoned Newcomer
11 years ago

RA3 LAN Your cd key is already in use but we have 2 unique copies of the game.

So when i try to play LAN with another PC in my network When we try to join the game lobby it says Your CD key is already in use But we have 2 unique copies of the game I dont understand why it says...
mrman78654's avatar
mrman78654
6 years ago

If you're running on Windows 10, try running the game in compatibility mode for Windows 7 (can be done by right clicking application and going into properties). I had an error message show up saying that the CD key is already in use, even though the game instances had different CD keys.

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