What causes ‘SKYUI Error Code 1’ when launching Skyrim through SKSE? This error message is very generic and can occur to a number of different users for simplest of reasons.

If you are getting error code 5 while using the Skyui mod in Skyrim, it indicates there is a conflict between the mods, overwriting the SWF (Shockwave Flash) file, resulting in the error message.

skyui_se.esp requiers Skyrim Scrip Extender #85 Open AnteThePolice opened on Jan 2, 2023 ...

I had previous issues with SkyUI 1.2.1 and 1.2.0 where my vortex notifications were telling me I should use skse64 for SkyUI VR which doesn't make sense as I already use skseVR. I kinda fixed this ...