Veja se esse links te ajudam
http://stackoverflow.com/questions/24207982/asp-net-4-0-error-message-bc30456-title-is-not-a-member-of
http://www.codeproject.com/Questions/478178/BC-aplus-Title-plusisplusnotplusaplusmem
http://forums.iis.net/t/1172365.aspx
Junior