RPC Server is unavailable? XP

I was trying to use an already installed removable disk e that came with my computer. I already tried going into computer management and all that thats where I'm getting this message
 
None of my documents or downloads in my documents will open either. I tried to download that application from the website you suggested and after it tried to domload it it said same thing it won't open files or access my e drive. I need help I can't access my resume or anthing