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fdorsainFlag for United States of America

asked on

starup fail

every time i boot xp i get this error message
Page_fault_in_nonpaged_area
stop: 0x000000
pxfsf.sys-adress f73c7e61

i can boot on safe mode, but in normal after the xp logo i have the message.
try last know configuratio, try restore, try chkdsk/r, same problem.
anything to help please, i do not want to format the drive.
thanks
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LeeTutor
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Take a look at the following web page,

http://aumha.org/win5/kbestop.htm

which is presented using frames.  Click on the error code (50) in the left pane of the page, which is a link to the following quotation:

0x00000050: PAGE_FAULT_IN_NONPAGED_AREA
(Click to consult the online Win XP Resource Kit article, or see Windows 2000 Professional Resource Kit, p. 1548.)
Requested data was not in memory. An invalid system memory address was referenced. Defective memory (including main memory, L2 RAM cache, video RAM) or incompatible software (including remote control and antivirus software) might cause this Stop message, as may other hardware problems (e.g., incorrect SCSI termination or a flawed PCI card). Use the General Troubleshooting of STOP Messages checklist above.
Possible Resolutions to STOP 0x0A, 0x01E, and 0x50 Errors {KB 183169} Win NT, Win 2000, Win XP
During setup {KB 171003} Win NT, Win 2000, Win XP
Partial List of Driver Error Codes That the Driver Verifier Tool Uses to Report Problems {KB 315252} Win XP
Easy CD Creator 5.0 Does Not Function In Windows XP {KB 310628} Win XP
STOP Error When You Start Windows After You Connect a Scanner {KB 310869} Win XP
Stop 0x1E in PROTCLS.SYS When You Undock a Toshiba Tecra 8100 {KB 284154} Win XP
STOP 0x4E, STOP 0x1A, STOP 0x50, and STOP 0xA Errors Occur When You Try to Start the Computer {KB 271955} Win NT 4.0 (corrupt physical RAM)
STOP 0x00000050 Error Message in Stac97.sys After You Upgrade Your Panasonic Toughbook to Win XP Service Pack 1 {KB 329832} Win XP SP1

You should go to the actual page in order to read the links given in the quotation above.
Boot to original Windows XP CD and run Repair
ASKER CERTIFIED SOLUTION
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marek1712
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fifthelement80

login into safe mode , and uninstall PREVX Security Agent.

http://www.runscanner.net/files/sys/pxfsf/pxfsf.sys.aspx

reboot and you are done.
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ASKER

fifthelement80:
how do i uninstall PREVX Security Agent
thanks
SOLUTION
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