you can try this but i find it still does not work
1. Download MetFileRegenerator
2. Expand the source tree for the download in question. You'll see a few sources have the complete download. Right click a few of them and if their version is 105x or 5x write down their ID and port number.
3. Close eDonkey/Overnet or the changes won't take effect.
4. Run MetFileRegenerator v3.0 by double clicking on the .jar file or on the MetFileRegenerator.exe shortcut.
5. Select verification.
6. Input your temp directory.
7. Select the download to correct.
8. Select 'Retrieve crumb hashes from:' and input one of the ID/port pair that you wrote down earlier.
9. Click next. If an error message appears try a different ID/port pair.
metafileregenerator is here