求助!请各位高手指点一下小弟!!!

>> SF v2.5 ACCESS 转换 Discuz! 4.1.0 程序 sfv25acc-dz410.php

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本程序基于 SF v2.5 ACCESS 数据转换而设计,也可能用于稍高或者稍低版本的转换  

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Fatal error: Uncaught exception 'com_exception' with message '<b>Source:</b> ADODB.Connection<br/><b>Description:</b> 对象打开时，不允许操作。' in D:\WEB\DISCUZ\Bbs\sfv25acc-dz410.php:85 Stack trace: #0 D:\WEB\DISCUZ\Bbs\sfv25acc-dz410.php(85): com->Open('Provider=Micros...') #1 {main} thrown in D:\WEB\DISCUZ\Bbs\sfv25acc-dz410.php on line 85

Fatal error: Exception thrown without a stack frame in Unknown on line 0