StarCraft Lockups and General Crash Errors

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If you're experiencing lockups or crashes while playing Starcraft, follow the steps for your operating system below.

Windows

  1. Patch the game first. The patch includes several fixes that may correct this type of error. You can patch the game by connecting to Battle.net for the auto-patch or you can download and run the stand-alone patch from the StarCraft Patch page.
  2. If the patch does not correct the problem, uninstall StarCraft. Be sure to completely uninstall any CD-ROM drive emulation tools that may be installed (Daemon Tools, Virtual Drive, CloneCD).
  3. The file being read may be corrupt. Run Check disk and defragment your hard drive to try to repair any bad sectors.

    Note: Do not defrag a Solid State Drive! (SSD)
  4. Reinstall StarCraft and download and install the latest StarCraft patch from the StarCraft Patch page.
  5. The game requires up-to-date drivers to run smoothly. Update your drivers regularly.
  6. Programs running in the background can interfere with the game. Close any running background applications.

    Note: If your system locks up or reboots, contact your computer manufacturer to find out how to close these programs for your system.
Advanced Troubleshooting
  1. Adjust your desktop area and color depth (640x480x256).StarCraft runs in 640 x 480 with 256 colors. Try setting your desktop to this resolution before starting the game:
    1. Right click on your desktop and select Properties.
    2. Click on the Settings Tab.
    3. Choose your color depth from the pull down list and your resolution from the slider bar.
  2. Make sure all Power Management settings are disabled or turned off. If you have a screen saver, set it to None before playing the game.
  3. Run the System File Checker to scan for damaged or missing files in Windows by pressing Windows Key + R and typing sfc /scannow. Follow the prompts to check the integrity of your files.
  4. Our games require an up-to-date operating system in order to run properly. Run Windows Update to be sure you're using the most recent version.

Mac

  1. Patch the game first. The patch includes several fixes that may correct this type of error. You can patch the game by connecting to Battle.net for the auto-patch or you can download and run the stand-alone patch from the StarCraft Patch page.
  2. If the patch does not correct the problem, uninstall StarCraft. Be sure to completely uninstall any CD-ROM drive emulation tools that may be installed (Daemon Tools, Virtual Drive, CloneCD).
  3. Reinstall StarCraft and download and install the latest StarCraft patch from the StarCraft Patch page.
  4. Programs running in the background can interfere with the game. Close any running background applications.

    Note: If your system locks up or reboots, contact your computer manufacturer to find out how to close these programs for your system.
  5. Our games require an up-to-date operating system to run properly. Run Software Update to be sure you're using the most recent version.

Tried everything here?

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

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