程序运行一半出现这错误。。。怎么解决

[comcp]

#
# A fatal error has been detected by the Java Runtime Environment:
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x720a6bba, pid=1820, tid=3228
#
# JRE version: 7.0_03-b05
# Java VM: Java HotSpot(TM) Client VM (22.1-b02 mixed mode, sharing windows-x86 )
# Problematic frame:
# C [ODBC32.dll+0x26bba]
#
# Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
#
# An error report file with more information is saved as:
# F:\Java\Crate\hs_err_pid1820.log
#
# If you would like to submit a bug report, please visit:
# http://bugreport.sun.com/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#




向数据导入数据产生的
单进程就没问题。
2个以上进程就出先错误