Error: There is a compatibility range mismatch between the Web server and database

There is a compatibility range mismatch between the Web server and database "SP2013_Content_InsertDatabaseNameHere", and connections to the data have been blocked to due to this incompatibility. This can happen when a content database has not been upgraded to be within the compatibility range of the Web server, or if the database has been upgraded to … Continue reading Error: There is a compatibility range mismatch between the Web server and database