Starcraft Ii Preparing Game Data Fix May 2026

In Battle.net launcher:

Restart the Battle.net app and try launching the game again. 2. Run as Administrator starcraft ii preparing game data

If the game starts immediately, you’ll need to add an for StarCraft II and Battle.net in your security settings. Summary Checklist Potential Cause Corrupt Cache Delete the Battle.net Cache folder in %ProgramData% . Permissions Run Battle.net as an Administrator. Broken Files Use the "Scan and Repair" tool in the app options. Network Block Temporarily disable firewall or VPN. In Battle

Here is a comprehensive guide to getting past the loading screen and back into the Koprulu Sector. 1. The "Delete and Refresh" Method starcraft ii preparing game data