**System Information**
Intel Quadcore, Win7 64, GeForce GTS450
**Blender Version**
Broken: buildbot 9bfea76
Worked: buildbot 05c4c24
**Short description of error**
ALT + right mouse click while in uv-editmode instantly crashes blender
**Exact steps for others to reproduce the error**
- load factory settings
- unwrap cube
- split view, select uv-editor
- ALT + right mouse click