I am using Classic because I cannot get my ribbon panels on 3D modelling and  also my 2d drafting & annotation has huge blank space where the ribbon was  and error message says " tabs & panels not loaded" Can you help get back my  ribbon panels especially in the 3D modeling workspace. Thanking you in advanceJoferna.

Hi guys, just noticed  tip no. 8882 on related CAD tips. It sorted out my problem.Thank you Cadforum   for making knowledge available to Autocad entusiasts.