Do not rename the individual parts, as 7-Zip relies on the sequential 001, 002, 003 extension convention to join them correctly. 2. Troubleshooting Corruption
It creates 3 parts: * 7z. 001: 32 bytes : Start Header. * 7z. 002: 2968 bytes : start of Compressed Data. * 7z. 003: 81898 bytes : 7z.001 7z.002 7z.003 help please - SourceForge GP.7z.003
If the archive is damaged, you can use the command line 7z t GP.7z.001 to test the integrity of all parts. 3. File Structure Knowledge Do not rename the individual parts, as 7-Zip
If you provide the specific error code, I can give you a more precise solution. How to recover corrupted 7z archive Do not rename the individual parts