License file corrupt

[Jagdpanther]

Hi, any info here would be appreciated. I am having a real problem with the license file, it keep saying it is corrupted, get an activation code. When I get the code, it tells me that the code have expired. I have gone through this 3 times now, ever couple weeks. This time it will not unlock for anything. whats going on with it?
                                           Thanks![?]