World of Warcraft Client Patch 4.0.1a

Bug fixes patch

The following issues have been addressed in the 4.0.1a minor patch.

  • Using a "/cast!<pet ability" command no longer disconnects players.
  • Mousing over objects that generate a cogwheel should no longer cause the client to freeze or disconnect.
  • Guild Tabards should no longer display on characters not actually wearing the Guild Tabard.
  • Floating combat text should always appear.
  • NPC Health Bars/Nameplates are now appearing correctly.


  1. ^ Blizzard Entertainment Ujumqin 2010-10-26. Patch 4.0.1a Bug Fixes. MMO Champion. Archived from the original on 2010-10-26.

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