wince5.0启动到FileSystem Starting时出现问题，死掉了

各位高手：

我的wince5.0启动时有时会出现以下问题，启动到FileSystem Starting时出现问题，死掉了，启动信息是：
ooting kernel with existing memory configuration:
Memory Sections:
[0] : start: 813d4000, extension: 00003000, length: 02c09000
Sp=ffffc7cc
ARMInit done.
Windows CE KernelInit
Updated eptr->e32_vsize to = 000a7000
Scheduling the first thread.
0x83fdf024: KernelInit2: pCurThread=83fdf024 hCurThread=03fdf266 hCurProc=03fdf002, KernelInit = 80124b7c
0x83fdf024: Detecting VFP...0x83fdf024:  VFP Not Found!
                                                       0x83fdf024: Updated eptr->e32_vsize to = 00006000
0x83fdf024: Updated eptr->e32_vsize to = 00029000
0x83fdf024: Updated eptr->e32_vsize to = 00009000
0x83fdf024: Updated eptr->e32_vsize to = 00022000
0x83fdf024: ERROR: c:\macallan\private\winceos\coreos\nk\kernel\kwin32.c line 777: 0x83fdf024: ConnectDebugger failed
0x83fdf024: first = 01f20000, last = 02000000, SharedDllBase = 02d90000
                                                                       0x83fc88c8: CertMod.dll not found, using old OEM Trust Model
0x83fc88c8: FileSystem Starting - starting with clean file system
0x83fc88c8: Data Abort: Thread=83fc88c8 Proc=813b66f0 'filesys.exe'
0x83fc88c8: AKY=00000003 PC=8019ebc0(NK.EXE+0x0009ebc0) RA=8019ed38(NK.EXE+0x0009ed38) BVA=04000024 FSR=00000007
0x83fc88c8: NKDispatchException: returning failure. Flags=0
0x83fc88c8:
Unhandled exception c0000005:
0x83fc88c8: Terminating thread 83fc88c8
0x83fc8640: Main thread in proc c3fc8b2e faulted, Excpetion code = c0000005, Exception Address = 8019ebc0!
0x83fc8640: Main thread in proc c3fc8b2e faulted, WMGR not on line!
0x83fc8640: Main thread in proc c3fc8b2e faulted - cleaning up!

不知道是什么原因？望各位高手赐教！