Vista RC1, 32bit on both of my laptops (Thinkpad X60s, Vaio UX17), this has happend two or three times during the last few days:
Faulting application ashDisp.exe, version 5.0.0.0, time stamp 0x4506e844, faulting module browseui.dll, version 6.0.5600.16384, time stamp 0x44f5577a, exception code 0xc0000005, fault offset 0x0003ad5f, process id 0x594, application start time 0x01c6dcccaa6e810d.