You issued a query with a .one() qualifier and there is more than one row in the database satisfying the condition.
Example: 2 names in a table firstname="pete", lastname="smith" firstname="john", lastname="smith" query for rows lastname="smith" with .one() will fail because there are 2 "smith" in database -- Mike Conley -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalchemy@googlegroups.com. To unsubscribe from this group, send email to sqlalchemy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en.