| Issue | Likely Cause | Fix | |-------|--------------|-----| | “Port already in use” | Another instance of old WACS running in background | Open Task Manager, kill all WACS.exe processes | | Garbage characters in terminal | Baud rate mismatch or parity | Reset device and match baud rate exactly (e.g., 9600-8-N-1) | | Macro playback skipping lines | Carriage return handling | In Settings → Terminal, change “Line ending” to CR+LF | | Antivirus flags the .exe | Heuristic detection on serial port access | Add exception – the fix is open-source audited |
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Note: adapt commands to your platform and vendor instructions. | Issue | Likely Cause | Fix |