Since you did not give enough detail as to your XP version and SP then see the
following
0x0000007E: SYSTEM_THREAD_EXCEPTION_NOT_HANDLED
(Click to consult the online MSDN article.)
A system thread generated an exception which the error handler did not catch. There
are numerous individual causes for this problem, including hardware incompatibility,
a faulty device driver or system service, or some software issues. Check Event
Viewer (EventVwr.msc) for additional information.
a.. “0x0000007E, 0xC0000005, 0xFC5CCAF3, 0xFC90F8C0, 0xFC90F5C0†Error Message at
Startup {KB 321637} Win XP
b.. 0x0000007e Error When Registering OLEMSG32.DLL or CDO.DLL Files {KB 238265}
Win NT, Win 2000
c.. 0x7E Error Occurs in Kbdclass.sys When You Try to Shut Down Win XP {KB 313050}
Win XP Professional
d.. Error message in Win XP Service Pack 2: “Stop 0x7E†{KB 900485} Win XP SP2
(Timing issue — patch available)
e.. Stop error 0x7E in PCI.SYS {KB 839641} Win 2000, Win XP, Server 2003
f.. Stop Error 0x7E in USBHUB.SYS {KB 327863} Win 2000, Win XP, Server 2003 (If
USB bandwidth consumption exceeds 100%)
g.. “STOP 0x0000007E†Error Message After You Upgrade to Windows XP {KB 330182}
Win XP
h.. “Stop 0x0000007E†error message when installing Win XP Disk Image from a
Remote Installation Services Server {KB 818966} Win XP
i.. “Stop 0x0000007E†error message after you upgrade to Win XP Service Pack 2 on
a non-Intel-processor computer {KB 888372} Win XP SP2
j.. After installing Win XP SP2 or Win XP Tablet PC Edition 2005, your computer
restarts continuously {KB 873161} Win XP SP2, Win XP Tablet 2005 (UMAX scanner
issue)
k.. Problems after you resume Windows Vista from sleep or hibernation {KB 929734}
Vista (various device hangs etc. — hotfix available — see also KB 925528)
l.. Occasional Error Message on Portable Vista-based Computer That Wakes From
Sleep to Perform Network-related Tasks: STOP 0x0000007E {KB 930311} Vista (hotfix
available)