C#-Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046}

  異常信息如下 捕獲到執行這句時異常: Excel.Application ep = new Excel.ApplicationClass(); Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} failed due to the following e

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