The 'System.Web.Security.SqlMembershipProvider' requires a database schema compatible with schema version '1'
Error: The 'System.Web.Security.SqlMembershipProvider' requires a database schema compatible with schema version '1' I received above error on my production machine after deploying new database for a web application. I have SQL Server 2008 R2 installed and to deploy database I created query file (.sql) schema with data. After that I deployed web application properly.