If your characters are constantly falling through the game world, try these troubleshooting steps:

  1. Set the game to run in No Sound mode from the Battle.net Destop Application:
    1. Click the Battle.net logo () and select Settings.
    2. Click Game Settings.
    3. Under World of Warcraft, check Additional command line arguments.
    4. Enter -nosound.
    5. Click Done and launch the game.
  2. Verify you have the latest drivers installed.
  3. Disable background applications.
  4. If you have a dual- or quad-core system, try the following:
    1. Start the game as normal.
    2. Press Ctrl+Alt+Del and select Start Task Manager.
    3. Click the Processes tab.
    4. Right click wow.exe and select Set Affinity.
    5. Uncheck all but one box.
    6. Click OK and return to the game.
  5. A scan of the computer's physical memory can help you identify RAM problems, which may cause this issue. Run the Windows Memory Diagnostic to test your system's memory.
  6. Try bypassing your router.

Tried everything here?

If you have tried all of the steps for your operating system and still require assistance, please visit our Technical Support Forum or contact us.