Hearthstone Lockups and Crash Errors

Updated: 3 days ago
Article ID: 14215
Relevant Games:

Common Problems

  • I'm crashing frequently in Hearthstone on my PC, please help!
  • Hearthstone crashes whenever I try to play it
  • Getting errors in Hearthstone and the game closes while I'm playing

If you experience a crash with a blue or black screen error message, a crash to your desktop, or if your computer completely locks up while playing Hearthstone, make sure your computer meets the Hearthstone System Requirements.

If your system meets the requirements, follow the steps below to resolve the issue.

Windows

  1. Update your drivers to resolve any compatibility issues.
  2. Try closing background applications to resolve any software conflicts.
  3. Run the repair tool to repair any damaged game files.
Advanced Troubleshooting
  1. Set your components to factory default speeds to resolve crashes due to overclocking.
  2. Changes to the software settings on your video card drivers may cause crashes or lockups. Reset your video driver settings to correct this problem.
  3. If your computer locks up and becomes unresponsive, check for overheating components.
  4. Deleting the Battle.net cache folder can resolve problems with the logon module.
  5. Run ScanDisk and defragment your hard drive to try to repair any bad sectors.
    Note: Do not defragment a Solid State Drive (SSD).
  6. Run the Memory Diagnostic Tool to fix any errors in your computer's physical memory.
  7. If the problem persists, uninstall and reinstall the game.

Mac

  1. Update your drivers to resolve any compatibility issues.
  2. Reset Folder and File Permissions to make sure there is no conflict between the latest OS update and your permissions.
  3. Run the repair tool to repair any damaged game files.
Advanced Troubleshooting
  1. If your computer locks up and becomes unresponsive, check for overheating components.
  2. Deleting the Battle.net cache folder can resolve problems with the logon module.
  3. Try closing background applications to resolve any software conflicts.
  4. Repair Disk Permissions to resolve any permission conflicts with logon modules.
  5. Run the Apple Hardware Test to make sure there are no physical problems with your hard drive.
  6. If the problem persists, uninstall and reinstall the game.

Tried everything here?

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