Houdini 13 Produces an error.

1708: Fatal error: Illegal instruction
Saving application data to CUsers/GTX560/AppData/Local/Temp/crash.untitled.GTX560_1708.hip

Card, Nvidia GTX 560. Driver, 335.23.

Help! What's the problem? thank you :cry:

Is it a new error? If it's Windows 7 you need SP1.