There are some reasons for getting Unexpected end of archive error. We will be Resolving Unexpected end of archive in this tutorial.You can get this error messages for download that starts but after downloading few Mb (megabytes) or Kb (kilobytes) it stops and shows a completed download. Another reason for this error messages is corrupted archive. Downloading the archive again should fix that error. Here is a trick that might help you to recover some files from corrupted archive…
Note: I checked this on corrupted archive with multiple files. It might not work with archive containing single file .It tries to repair a corrupted archive that’s all..
Open WinRAR and browse to the folder with your .rar/.zip file.
Highlight the file and click the Repair button from the tool bar.
In the pop-up window, select “Treat the corrupt archive as RAR/ZIP” depending on which type of archive you are trying to repair.
You may get a “Suspicious Entry” pop-up. If so, select All. This may happen several times while repairing.
After WinRAR has completed repairing the archive, click on Close.
To extract your file, highlight your new rebuilt archive.
Next select Commands>Extract without confirmation
The files will start extracting.
The archived files will be extracted to the same folder as the repaired archive.