If you are getting an error about this specific "solid piece," it usually means part13 is corrupt or missing. Because solid archives treat all parts as one stream, damage to a single part often prevents the extraction of any files that follow it in the sequence.
In the context of multi-part RAR archives, a "solid piece" or is a special compression method where all files are treated as one continuous data stream. Important Considerations for Your File CallOfDutyInfiniteWarfare.part13.rar
Ensure you are using the latest version of 7-Zip or WinRAR, as older versions often fail to handle modern compression algorithms used in large game repacks. If you are getting an error about this
Many repackers, such as those discussed on r/CrackWatch , include a .sfv or .md5 file. Use a tool like QuickSFV to check if your part13 matches the original source. Troubleshooting Steps Important Considerations for Your File Ensure you are
Are you seeing a when you try to extract the file?