I tried it a dozen times, but it never worked. I am using the built-in antivirus solution in Windows 8.1, the Windows Defender. And the IE is not using the offline mode because I can connect to websites with the IE.

Hello, since yesterday I cannot play Trackmania oder even start Maniaplanet correctly. The games first says, that it's connection to the mainserver (or however it is called), then I have to enter my username and password, but then the game tries to connect to "mp05.maniaplanet.com" - and t...