This means one or more of your parts is corrupted, usually due to a bad download. You will likely need to re-download the affected part.

If you are downloading a 50GB file and the connection drops at 49GB, you often have to start over. If you are downloading fifty 1GB files, you only need to redownload the failed 1GB piece.

To extract the contents, you must have of the archive (e.g., .001 , .002 , .003 ) in the same folder . Recommended Tool: 7-Zip (Windows)