If the Nexus Mode Manager does not have administrative privileges, it might prevent mods from working.This error may be caused if the virtual install and the game are not on the same drive.ini files in the data folder may cause this issue. An outdated version of the Nexus Mode Manager may cause this problem.Your Windows Firewall also blocks the Nexus Mode Manager to connect to the server sometimes.Your Windows Firewall may be blocking some of the features of this game that may be causing this issue.Several reasons might be behind this issue some of which are listed below. This problem is reported by many gamers worldwide. Fallout 4 mods not working What prevents Mods from working in Fallout 4? There is nothing to worry about because the “ Fallout 4 Mods not Working” problem on Xbox and PC has a solution and can be resolved in very little time. Many users around the world have reported this problem.
Sometimes when you launch the game Fallout 4 and start playing, it’s mods suddenly stop working and the game crashes or sometimes any other errors also occur due to it such as black screens and Script extender not working.