Unhandled exception: page fault on read access to 0x00000000 in 32-bit code (0x7e73fbf4).

[yejian11]

Unhandled exception: page fault on read access to 0x00000000 in 32-bit code (0x7e73fbf4).
这个报错是什么原因。

Unhandled exception: page fault on read access to 0x00000000 in 32-bit code (0x7e73fbf4).
Register dump:
CS:0023 SS:002b DS:002b ES:002b FS:0063 GS:006b
EIP:7e73fbf4 ESP:0031fa00 EBP:0031fa48 EFLAGS:00010246( R- -- I Z- -P- )
EAX:00000000 EBX:0031fafc ECX:006e0903 EDX:00000000
ESI:0031fa9c EDI:00000000
Stack dump:
0x0031fa00: 01866088 00000002 015109cc 00000000
0x0031fa10: 00000000 00000004 0031fa98 7b093555
0x0031fa20: 00000000 00000000 00000000 0031fa50
0x0031fa30: 0031fb6c c0000000 f7de2c0d 0031fafc
0x0031fa40: 00002800 00002000 0031fac8 7e740521
0x0031fa50: 00000000 0031fa7c 0031fa78 f7d12c7b
Backtrace:
=>0 0x7e73fbf4 (0x0031fa48)
1 0x7e740521 (0x0031fac8)
2 0x7e74159a (0x0031fb58)
3 0x7e7416d2 (0x0031fba8)
4 0x7e6eb1d7 (0x0031fbf8)
5 0x005c8d09 EntryPoint+0xffffffff() in frameworklib.s (0x0031fc6c)
6 0x005c7153 EntryPoint+0xffffffff() in frameworklib.s (0x0031fd5c)
7 0x0041d287 EntryPoint+0xffffffff() in ivms-4200.framework.s (0x0031fe0c)
8 0x004257bb EntryPoint+0xffffffff() in ivms-4200.framework.s (0x0031fec0)
9 0x004536c4 in ivms-4200.framework.s (+0x536c3) (0x014f6460)
10 0x00000000 (0x014f6478)
0x7e73fbf4: cmpb $0x0,0x0(%edx)
Modules:
Module Address Debug info Name (75 modules)
PE 320000- 36f000 Deferred base
PE 370000- 37b000 Deferred identify
PE 380000- 3a4000 Deferred vsmnetlib
PE 3b0000- 3f6000 Deferred lpc_server
PE 400000- 507000 Export ivms-4200.framework.s
PE 510000- 714000 Export frameworklib.s
PE 720000- 84e000 Deferred hpr
PE 850000- a04000 Deferred log4cxx
PE a10000- b40000 Deferred libeay32
PE b40000- c19000 Deferred iconv
PE c20000- e8f000 Deferred hcnetutils
PE e90000- f85000 Deferred libxml2
PE f90000- f9e000 Deferred sqlite3do
PE fa0000- fb1000 Deferred crashapi
PE fc0000- 10a7000 Deferred hlog
PE 10b0000- 10f9000 Deferred databaseupdate
PE 1100000- 111c000 Deferred common
PE 1bb0000- 1cc4000 Deferred qwindows
PE 10000000-104c5000 Deferred qt5gui
PE 5a4c0000-5a4d4000 Deferred zlib1
PE 61e00000-61ec6000 Deferred sqlite3
PE 64000000-640f2000 Deferred qt5network
PE 65000000-65448000 Deferred qt5widgets
PE 67000000-67497000 Deferred qt5core
PE 77430000-77440000 Deferred msasn1
PE 77a80000-77b15000 Deferred crypt32
PE 780c0000-78121000 Deferred msvcp60
PE 7b020000-7b027000 Deferred kernelbase
PE 7b620000-7b679000 Deferred kernel32
PE 7bc20000-7bc24000 Deferred ntdll
PE 7c620000-7c623000 Deferred wintab32
PE 7c920000-7c924000 Deferred winex11
PE 7ca40000-7ca44000 Deferred imm32
PE 7cd00000-7cd03000 Deferred msvcr120
PE 7cde0000-7cde3000 Deferred netapi32
PE 7ce30000-7ce34000 Deferred dnsapi
PE 7ce60000-7ce64000 Deferred iphlpapi
PE 7ce80000-7ce84000 Deferred wsock32
PE 7cea0000-7cea4000 Deferred psapi
PE 7cee0000-7cf72000 Deferred oleaut32
PE 7d030000-7d074000 Deferred msvcrt
PE 7d100000-7d104000 Deferred odbc32
PE 7d130000-7d134000 Deferred mswsock
PE 7d190000-7d193000 Deferred msvcp90
PE 7d300000-7d304000 Deferred msvcr90
PE 7d3b0000-7d3b4000 Deferred dwmapi
PE 7d3d0000-7d3d4000 Deferred uxtheme
PE 7d420000-7d423000 Deferred api-ms-win-crt-locale-l1-1-0
PE 7d430000-7d433000 Deferred api-ms-win-crt-filesystem-l1-1-0
PE 7d440000-7d443000 Deferred api-ms-win-crt-convert-l1-1-0
PE 7d460000-7d463000 Deferred api-ms-win-crt-time-l1-1-0
PE 7d470000-7d473000 Deferred api-ms-win-crt-string-l1-1-0
PE 7d490000-7d493000 Deferred api-ms-win-crt-math-l1-1-0
PE 7d4a0000-7d4a3000 Deferred api-ms-win-crt-heap-l1-1-0
PE 7d4c0000-7d4c3000 Deferred api-ms-win-crt-stdio-l1-1-0
PE 7d4d0000-7d4d3000 Deferred api-ms-win-crt-environment-l1-1-0
PE 7d4e0000-7d4e3000 Deferred api-ms-win-crt-utility-l1-1-0
PE 7d500000-7d503000 Deferred api-ms-win-crt-runtime-l1-1-0
PE 7d680000-7d684000 Deferred msacm32
PE 7d6b0000-7d6bb000 Deferred winmm
PE 7d700000-7d703000 Deferred shcore
PE 7d720000-7d724000 Deferred shlwapi
PE 7d7a0000-7e00c000 Deferred shell32
PE 7e100000-7e104000 Deferred ws2_32
PE 7e140000-7e143000 Deferred combase
PE 7e1c0000-7e1e8000 Deferred ole32
PE 7e2e0000-7e2e4000 Deferred rpcrt4
PE 7e390000-7e46a000 Deferred user32
PE 7e5c0000-7e5c4000 Deferred mpr
PE 7e5e0000-7e5e4000 Deferred version
PE 7e600000-7e604000 Deferred setupapi
PE 7e6d0000-7e6d4000 Deferred ucrtbase
PE 7e7b0000-7e7b3000 Deferred sechost
PE 7e7f0000-7e7f4000 Deferred advapi32
PE 7e880000-7e884000 Deferred gdi32
Threads:
process tid prio (all id:s are in hex)
00000020 (D) C:\Program Files (x86)\iVMS-4200 Site\iVMS-4200 Client\Server\iVMS-4200.Framework.S.exe
00000024 0 <==
00000104 0
00000110 0
00000038 services.exe
0000003c 0
00000040 0
00000054 0
00000094 0
000000ac 0
000000cc 0
000000e0 0
00000044 winedevice.exe
00000048 0
0000005c 0
00000060 0
0000004c explorer.exe
00000050 0
0000007c 0
0000008c 0
00000080 plugplay.exe
00000088 0
00000098 0
0000009c 0
000000a0 0
000000bc 0
000000a4 winedevice.exe
000000a8 0
000000b0 0
000000b4 0
000000b8 0
000000c4 svchost.exe
000000c8 0
000000d0 0
000000d4 0
000000d8 rpcss.exe
000000dc 0
000000e4 0
000000e8 0
000000ec 0
000000f0 0
000000f4 0
000000fc conhost.exe
00000100 0
System information:
Wine build: wine-6.0.1
Platform: i386
Version: Windows XP
Host system: Linux
Host version: 5.11.0-37-generic

[lilydjwg]

这个错误出现的原因是，程序尝试对空指针解引用了。