服务器为win2003 开机后不登录administrator  客户机就倒不出excel

登录administrator 后就可以倒出来

错误如下：

Server Error in '/PMS' Application.
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Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} failed due to the following error: 8000401a.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Runtime.InteropServices.COMException: Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} failed due to the following error: 8000401a.

Source Error:

谁能告诉我下 是什么问题 万分感谢！！！！