Are you seeing this error while trying to join a , or does it happen in single-player too?
SRP Beta relies heavily on the latest . Open Content Manager.
The SRP team strictly recommends using 7-Zip to extract the track files. Extraction with other tools like WinRAR can sometimes lead to missing or corrupted files that cause layout errors.
Install the (or a newer "untested" version if issues persist). 4. Reinstall via Official Source