Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} failed due to the following error: 80040154
November 3, 2009 by Nauman · 14 Comments
Sometimes when working with office Interop assemblies the above mentioned error occurs. I had also got the same when using Microsoft Excel interop assembly and adding its reference in my ASP.NET application. The problem is that by default when Microsoft Excel is used as a COM object then it can only be [...]