The application [Diablo II, StarCraft, Warcraft III] quit unexpectedly. Mac OS X and other applications are not affected.

This error happens when the game cannot read or modify important game files. Manually patching the game will resolve this issue in most cases. Follow the steps below to resolve this issue.

  1. You can find the latest patch version for classic games on the patch page.
  2. Check for any pending software updates by running Software Update.
  3. Files inside the game folder may have incorrect permissions, this could cause the game to crash. Reset the folder & file permissions to resolve the issue.