If the extraction fails, one of the segments might have been corrupted during download. You may need to re-download that specific part.
You must have all the parts in the sequence (at least the .001 file) to reconstruct the original data. How to Open and Extract It dbhouse.7z.002
If you try to extract .001 and get an "Unexpected end of data" error, you are likely missing one of the parts (like .003 ). If the extraction fails, one of the segments
Select 7-Zip > Extract Here (or "Extract files..."). The software will automatically detect .002 and the others to rebuild the original file. Troubleshooting Common Issues If the extraction fails