A "part10.rar" file cannot be opened on its own because it only contains a middle section of the data. You must have (part01 through part09) and any subsequent parts in the same folder.
The software will automatically pull data from part10.rar and the other segments to reconstruct the original "complete piece" (which is likely a large PDF catalog, a database, or a software installer). 4. Troubleshooting Common Errors
Look for Catalog 2023 v1.2.1.1 Temp.part01.rar , part02.rar , etc.
While several programs can handle RAR files, multi-part archives are most reliably handled by: WinRAR: The native utility for .rar files.