http://msmvps.com/blogs/carlosq/archive/2009/06/29/those-strange-cases-of-error-8013xxxx.aspxFrom time to time I blog about strange cases of errors when loading add-ins for Visual Studio. At least three of them have been about errors with hexadecimal codes such as 8013XXXX: The strange case of <Unknown Error> 8013150A loading a Visual StudioenCommunityServer 2008.5 SP2 (Build: 40407.4157)