The error Description is listed below.
Cisco IOS Software, 2800 Software (C2800NM-ENTSERVICESK9-M), Version 12.4(3h), R
ELEASE SOFTWARE (fc2)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2007 by Cisco Systems, Inc.
Compiled Wed 25-Jul-07 15:20 by stshen
ROM: System Bootstrap, Version 12.4(13r)T, RELEASE SOFTWARE (fc1)
SCB_NPL_LPR_CE01 uptime is 8 hours, 22 minutes
System returned to ROM by error - an unknown failure, PC 0x4133DE8C at 21:20:31
UTC Sat Apr 26 2008
System image file is "flash:c2800nm-entservicesk9-mz.124-3h.bin"
Please help me to isolate and solve this problem.