BSODs on a new machine, "System Service Exeption"

Hello all, I have a new machine (self assembled), and after two weeks I now experience regular BSODs (System Service Exeption). Most of them have happened while using Cubase, a music software which is somewhat resource intesive. It's the only more resource intesive program I've used regularly so I'm not sure if the error is global or related to this particular program. It usually happens so...