http://msmvps.com/blogs/carlosq/archive/2008/06/08/the-strange-case-of-invalidcastexception-using-editpoint-findpattern-with-visual-studio-database-projects.aspxMany months ago I reported to Microsoft through Microsoft Connect an InvalidCastException that happened when using the EditPoint.FindPattern with .sql files of a database project of Visual Studio 2008 Team Suite (or VS 2008 Edition for DB ProfessionalsenCommunityServer 2008.5 SP2 (Build: 40407.4157)