How can It be a problem with my payment when its already gone off my credit card and I have been playing for 2-3 days already? Doesn't make any sense what-so-ever.

Yes i did. Already purchased it 3 days ago.

I was playing trackmania all day today without any problems, same for the past 2 days and this afternoon after taking a 30 minute break, I log in and get this error. You can not access TrackMania Canyon. Enter a key in order to access this title. So I enter my CD Key I purchased on Maniaplanet and g...