The “XvidCore.dll not found” or “XvidCore.dll is missing” error is a very common error for Windows. If often appears when you try and play a movie which needs to run the XVid Codec, and your PC is unable to find the file it needs. Fixing this error is pretty straightforward but there are some complications you may need to be aware of.
What Causes The XvidCore.dll error?
The “XvidCore.dll” error is typically caused by several different problems, most notibly:
- The file is missing and unable to be located by Windows
- The file is corrupt or outdated and your version of Xvid player needs to be updated
- The file is infected by malware which causes it to lose integrity
How To Fix The XvidCore.dll error
Step 1 – Reinstall The Xvid Codecs
You should download the latest version of the Xvid codecs and then install them over any previous version you might have. This will reinstall fresh copies of all the files that are on your system, allowing it to find the files it needs and run faster again. These ‘codecs’ are small file-structures which Windows uses to play various different movie files on your PC. If you want to play a particular movie file which is encoded in the Xvid format, you’ll need a working codec.
Step 2 – Perform An Antivirus Scan
It’s often the case that the XvidCore.dll file will become infected and damaged by viruses and other malware. You need to be sure that your computer is free of any potential infections in order to make it run as smoothly as possible. You should download our recommended antivirus (& antispyware) tool and let it remove all the infections from your PC.
Step 3 – Repair The Registry
A big cause of the “XvidCore.dll is missing” or the “Xvidcore.dll not found” error is that there is a mis-match of data inside the registry database. The registry contains information about all the DLL & system files on your computer and keeps your PC running smoothly by providing quick links to the files it needs. Unfortunately, it’s often the case that the ‘registry’ will become damaged and the links to the various DLL files will become corrupted and unreadable. To fix this, you should download a registry cleaner and use it to scan through your computer & remove any of the damaged or corrupted DLL reference paths that are inside it. This would fix the error you are seeing if the top two steps didn’t.