This is not an error — it’s a normal part of SC2’s file-checking routine. The game or Blizzard Battle.net client is:
What does "Preparing Game Data Verified" mean?
directly. This often bypasses the Battle.net "Preparing Game Data" check entirely. Clear Blizzard Cache Files: Close the Battle.net app and StarCraft II. , and delete the Battle.net Repeat this for %LOCALAPPDATA% One Drive Interference: starcraft 2 preparing game data verified
Corrupted Cache: Files in the ProgramData or AppData folders may be corrupted, causing the verification process to fail and restart.
A primary cause for the "Preparing game data" loop is a discrepancy between your Battle.net launcher settings and your in-game settings. What "Preparing game data / verified" means This
The problem only arises when the loop repeats every single launch or stalls for longer than 15 minutes.
Have you recently installed a new update or a new antivirus? Battle
Are you currently stuck on this screen, or is this for research?