Did you put MAYA_VP2_WANT_OGS_WARNINGS = 1 in the maya.env file and if so what warnings do you get?
Maybe walk us through the process of whats going wrong, can you access the shaderFX panel? I assume so i'm having no issues with it here Maya 2022
From a readers' Q and A column in TV GUIDE: "If we get involved in a nuclear war, would the electromagnetic pulses from exploding bombs damage my videotapes?"