Hi I have an Acer Aspire 5740 and had dual booted WIn 7 and 8. All worked fine but fo t he past month the laptop goes into sleep then I return to use it and find it switched on after it has rebooted. It seems it is always crashing and restarting. I attach the dump for any help please?
Dump File Crash Time Bug Check String Bug Check Code Parameter 1 Parameter 2 Parameter 3 Parameter 4 Caused By Driver Caused By Address
063013-48562-01.dmp 30/06/2013 09:46:12 WORKER_THREAD_RETURNED_AT_BAD_IRQL 0x000000e1 fffff800`08c7a6e4 00000000`00000001 fffffa80`055a8580 fffffa80`055a8580 ntoskrnl.exe ntoskrnl.exe+7a040

Tx...all help much appreciated