Unable to Identify Application Version

Game data may have been altered or corrupted. Battle.net can no longer determine if you need to patch your Classic Battle.net game.

  1. The game needs permission to read and modify the game files. Launch the game in Administrator mode.
  2. If you're using a Mac, reset file permissions for the game folder.

Tried everything here?

If you have tried these steps and still require assistance, please visit our Battle.net Technical Support Forums or contact us.