matlab中遇到的问题

matlab中遇到的问题
运行后出现ddot找不到什么文件,单击确定后运行matlab出现大一推数字符号.我是新手不知道这个问题对matlab的正常使用有什么影响
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Segmentation violation detected at Thu Feb 06 14:20:11 2014
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Configuration:
MATLAB Version:7.0.0.19920 (R14)
Operating System:Microsoft Windows XP
Window System:Version 5.1 (Build 2600:Service Pack 3)
Processor ID:x86 Family 15 Model 2 Stepping 3,AuthenticAMD
Virtual Machine:Java 1.4.2 with Sun Microsystems Inc.Java HotSpot(TM) Client VM
(mixed mode)
Default Charset:ibm-1386_P100-2002
Register State:
EAX = 00000000 EBX = 00000000
ECX = 7c809a0d EDX = 00840002
ESI = 0120a780 EDI = 013cf510
EBP = 00cda6d8 ESP = 00cda648
EIP = 00000000 FLG = 00010206
Stack Trace:
[0] numerics.dll:$mfGenMatrixMult@N@@YAXPAUmxArray_tag@@00W4MM_Transpose@@1N@Z(0x013cfbd0,0x013cf510,0x013cfc50,0) + 532 bytes
[1] numerics.dll:void __cdecl mfGenMatrixMult(struct mxArray_tag *,struct mxArray_tag *,struct mxArray_tag *,enum MM_Transpose,enum MM_Transpose)(0x013cfbd0,0x013cf510,0x013cfc50,0) + 120 bytes
会出现如上字符（后面还有同样的很多这样的）.不懂怎么解决 .怎样调试?