ne war keine mod. ich musste: Reset the Battle.net server list:
This step is not for Warcraft III: Reign of Chaos or The Frozen Throne users.
Click on Start then Run.
Type regedit and click OK.
Click on the + icon beside the HKey_Local_Machine branch.
Click on the + icon beside the Software branch.
Select the Battle.net branch and press the delete key.
Click on the + icon beside the HKey_Current_User branch.
Click on the + icon beside the Software branch.
Select the Battle.net branch and press the delete key.
Now start the game and connect to Battle.net.

So hatts da gestanden und so hab ichs dann auch wieder an den Start gebracht.