draftsight not responding

Draftsight appears to start normally, however a error message appears stating the video driver has failed and recovered. Draftsight  continues to open then hangs with a "Not Responding" message in the window title bar. The program then has to be closed using Task Manager.

Win Vista - all updates & service packs (32bit)

Sony Vaio laptop 2GB RAM

Intel 965 video chipset.

 

System runs DWG Editor, AutoCAD and Solidworks no problem.