Troubleshooting Error 80040154 - How to Fix Error Code 80040154 "Class Not Registered" Efficiently

When playing MPEG, AVI or MPG files, you may come across error code 80040154

. This is the most common problem that users face when playing MPEG, AVI or MPG files, and this is an error that can be corrected easily.

The error code 80040154 can happen if there is some problem with the CODEC that is used to playback the files. Sometimes the error comes with a message "Class Not Registered". Correcting the error Class Not Registered depends on the type of file that has created the error.

If the error is not because of AVI and MPEG files, then you can rectify the problem by reinstalling the Windows Media player. If you see error 80040154 when playing AVI files, then it can be because of the problems with the CODEC. Just remove the existing CODEC and install the latest version of CODEC. Always download CODEC from trusted sites so that you do not have any problems when playing the files.

If the error comes when playing MPEG1 files, then you can repair the problem by reinstalling DirectX. Once you have done this, you will not see any error with MPEG1. In the case of MPEG2, the only solution is to reinstall the decoder of MPEG2.

How to Fix Error Code 80040154 "Class Not Registered"

Apart from these problems, the error 80040154 can come from a corrupt registry. The registry is a storehouse where important data is stored. Moreover, the registry is expanding all the time you install some programs and drivers, which means that the registry is overloaded. This also means that you may have unnecessary files in the registry and also some files may also become corrupt in the long run.

Once you come across errors in the system, clean the registry. Even if you are an expert and know a few things about the files of registry, you can do the cleaning. However, never take risk as there is a possibility of losing valuable data while manually cleaning the registry. So the best option is to look for registry cleaning tools. When using the registry cleaning tools, there is nothing to worry as no data is lost. Moreover, the whole cleaning is done within a short time.

Troubleshooting Error 80040154 - How to Fix Error Code 80040154 "Class Not Registered" Efficiently

By: Ruimin Huang

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