Steam Overlay is Disabled – Keep in mind that the overlay feature in Steam is a super important requirement for OBSE that needs to be enabled in order for the mod launcher to work.

In this case, you should be able to fix the problem by reinstalling the core game and removing any trace of mods and plugins before redoing the installation. Corrupted headhuman.dds file – As it turns out, you can also expect to see this error popping up in instances where you’re dealing with some type of corruption that’s affecting your fleet of modes.If you tied to install it via NMM, redo the installation via OBSE and see if the problem is now fixed. Keep in mind that Blockhead is a plugin that needs to be installed in Data/OBSE/Plugins in order to work properly.

Mod is launched via NMM – If you attempt to launch this mod via Nexus Mode Manager, this is most likely why you see this in-game error message.

So before you do anything else, ensure that you launch the game via the obse_loader.exe. The game is launched without any mods – Before you explore any potential causes that might be causing this issue, you need to ensure that the game actually launches with the modded infrastructure.

Oblivion character overhaul mod review