该楼层疑似违规已被系统折叠 隐藏此楼查看此楼

程序用jacob调用dll控件，执行考勤的一些数据获取，可是当很多人同时操作时，会把tomcat关掉，然后产生一个错误文件,部分内容如下:

#

# An unexpected error has been detected by HotSpot Virtual Machine:

#

# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x49901500, pid=38260, tid=37136

#

# Java VM: Java HotSpot(TM) Client VM (1.5.0-b64 mixed mode)

# Problematic frame:

# C 0x49901500

#

--------------- T H R E A D ---------------

Current thread (0x49ebaad0): JavaThread "http-8001-Processor12" daemon [_thread_in_native, id=37136]

siginfo: ExceptionCode=0xc0000005, reading address 0x49901500

Registers:

EAX=0x49901500, EBX=0x00000fa0, ECX=0x00000000, EDX=0x00000007

ESP=0x4a7dc9d8, EBP=0x4a7eca60, ESI=0x49532940, EDI=0x7c82ba00

EIP=0x49901500, EFLAGS=0x00010206

Top of Stack: (sp=0x4a7dc9d8)

0x4a7dc9d8: 49501886 00000000 00000001 4a7eca80

0x4a7dc9e8: 00000045 00000002 00000004 00000002

0x4a7dc9f8: 00000000 4a7eca88 0000000a 00000000

0x4a7dca08: 4a611bb8 00000008 00000000 00000000

0x4a7dca18: 97e70045 0007e703 000080c8 00000000

0x4a7dca28: 00000000 00000000 00000000 00000000

0x4a7dca38: 00000000 00000000 00000000 00000000

0x4a7dca48: 00000000 00000000 00000000 00000000

Instructions: (pc=0x49901500)

0x499014f0:

[error occurred during error reporting, step 100, id 0xc0000005]

Stack: [0x4a7b0000,0x4a7f0000), sp=0x4a7dc9d8, free space=178k

Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)

C 0x49901500

(中间省略)

0x76ee0000 - 0x76ee5000 C:\WINDOWS\system32\rasadhlp.dll

0x75ca0000 - 0x75d5a000 C:\WINDOWS\system32\SXS.DLL

0x4b210000 - 0x4b261000 C:\WINDOWS\system32\MSCTF.dll

0x75d60000 - 0x75d87000 C:\WINDOWS\system32\apphelp.dll

0x4c510000 - 0x4c53e000 C:\WINDOWS\system32\msctfime.ime

VM Arguments:

jvm_args: -Xms64m -Xmx1024m -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.util.logging.config.file=${catalina.base}\conf\logging.properties -Xms512m -Xmx1024m -Djava.endorsed.dirs=C:\tomcat-5.5.12\common\endorsed -Dcatalina.base=C:\tomcat-5.5.12 -Dcatalina.home=C:\tomcat-5.5.12 -Djava.io.tmpdir=C:\tomcat-5.5.12\temp

java_command: org.apache.catalina.startup.Bootstrap start

Environment Variables:

JAVA_HOME=C:\Java\jdk1.5.0

CLASSPATH=C:\Java\jdk1.5.0\lib\tools.jar;C:\tomcat-5.5.12\bin\bootstrap.jar

PATH=C:\Java\jdk1.5.0\bin;C:\Program Files\MySQL\MySQL Server 5.0\bin;E:\oracle\ora92\bin;C:\Program Files\Oracle\jre\1.3.1\bin;C:\Program Files\Oracle\jre\1.1.8\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program Files\Microsoft SQL Server\90\Tools\binn\

USERNAME=Administrator

OS=Windows_NT

PROCESSOR_IDENTIFIER=x86 Family 6 Model 46 Stepping 6, GenuineIntel

这是什么原因啊