Sc2 Preparing Game Data -

Open Task Manager (Ctrl+Shift+Esc), find "Blizzard Update Agent" or Agent.exe , and end the task. Restart Battle.net and try again.

Before you prepare anything, you need to know where your data comes from: sc2 preparing game data

Whether you’re building a custom Arcade map, analyzing pro replays, or training an AI, preparing SC2 game data is the first (and most crucial) bottleneck. Raw data from Blizzard is messy. Here’s how to tame it. Open Task Manager (Ctrl+Shift+Esc)

If you've tried all the troubleshooting steps and still encounter the issue, you can: find "Blizzard Update Agent" or Agent.exe