Repair RAR Archive Error 42126

RAR is common file type used to compress one or multiple files into a single archive on hard disk of Windows computer. Files are usually compressed in order to save memory space and to transfer large files over internet. RAR files facilitate users with features like splitting, encryption and password protection. But as with increase in usage of RAR files, they are more vulnerable to errors, corruption and other problems. Many a times while running a boot scan mechanism, an error message show up like

File c:\Documents and Settings\Local Service\Local Settings\Temporary Internet Files\Content.IE5\07SB1BY8\plug_0100000000_20110311_081159[1].rar|>plug.sig Error 42126 {RAR archive is corrupted.}

The above error message states that RAR file present in the location (so and so) is corrupt and inaccessible. After which, you will not be able to access any files from the RAR archive. If you are one such user whose RAR file is corrupt and have question like how do I fix this issue? No worries it can be done using a RAR repair program. Before heading towards the repair procedure, let’s have a look at the causes and symptoms of 42126 error message


The main reasons behind 42126 error message are as follows:

  • Damaged Windows registry files
  • Malware or virus infection on RAR archive
  • Corrupted contents in RAR archive also results in 42126 RAR error
  • Improper maintenance of your system, etc

No matter what caused RAR file error 42126, if this error is not fixed quickly then it can lead to severe problems on your computer.


There are many symptoms using which you can know the presence of 42126 RAR error, some of the main ones are listed below:

  • Reduced computer performance
  • Frequent system freeze and hang
  • Application lock ups
  • System startup and shutdown problems
  • Hardware Failure


Yodot RAR Repair is the right solution to fix error 42126 RAR corrupt archive. The utility does rigorous scanning of your corrupted RAR archive to extract each and every file present in it. This tool easily repairs corrupt or inaccessible RAR files after CRC error, virus infection, recovery tool error or any other errors on Windows system. Furthermore, it repairs even the password locked and large sized RAR archives on Windows 8, 7, XP, Vista, Server 2003 and 2008 operating systems.

Procedure to fix RAR 42126 error:

  • Download Yodot RAR Repair and install the software to your Windows desktop / laptop
  • Run the repair application and stick to the on screen procedure
  • Use “Browse” button to choose your corrupt RAR file which is to be repaired
  • Initialize the repair process by clicking on “Repair” button and monitor the repair progress via progress bar
  • After completion, the application shows all folders and files from corrupt RAR file, click on “Next” button
  • Finally, save the error free RAR files to your desired destination by clicking on “Save” option


  • Download and install powerful antivirus application to combat virus and other external threats
  • Backup your RAR archive before performing repair process
  • Never interrupt while uploading or downloading a important RAR file