**System Information**
win7 64bit
ATI Radeon HD5850 1GB
Intel i7-4779k
8gb RAM
**Blender Version**
Broken: Blender 2.70a
Worked: Blender 2.70
**Short description of error**
Crash when trying to openGL render an animatic sequence in VSE
**Exact steps for others to reproduce the error**
Cannot recreate issue in a new .blend but when i switched back to version 2.70 it worked fine.