Usually, users do not differentiate between the two versions and try to install the normal mods into the opposite version. These two versions of Skyrim are very different in terms of features and architecture. If you are trying to use mods of simple Skyrim in Skyrim Special Edition, you will experience the error message instantly. The very first thing which we should make sure is that you are downloading the correct mods for your game. Furthermore, you should be logged in as an administrator as we will be manipulating some system files. So whenever NMM tries to launch, it gets fed bad data and hence causes the error.īefore we move on to different solutions, make sure that you have an active internet connection on your computer.
Incorrect version of Mods: If you are downloading the mods of Skyrim and using them in Skyrim Special Edition, they will not work properly.