Solution for... SonyVegas pro 11&12 black screen, render crashes, unkown error, .dll errors

aaaaaaandd... most important of all, i've included a possible solution for when your SonyVegas projects crash upon opening. That basically means you can't even salvage part of your work... you just have to start over. I hope these solutions will work for you guys as well. If they do don't hesitate to like and share this video, so it gets higher rated... so that more people can benefit from this knowledge... cause i know how frustrating it can get, believe me.