Hello, I got this error when I've tried to relate some classes:
"UnmappedClassError: Class 'zeppelinlib.user.UserTest.User' is not mapped" I don't get errors when I have relation many-to-many. This is my file where I store all the User classes. user_channels = Table( "user_channels", metadata, Column("user_id", Integer, ForeignKey("users.id")), Column("channel_id", Integer, ForeignKey(Channel.id)) ) group_permissions = Table( "group_permissions", metadata, Column("group_id", Integer, ForeignKey("user_groups.id")), Column("permission_id", Integer, ForeignKey(Permission.id)) ) class User(rdb.Model): """Represents the user""" rdb.metadata(metadata) rdb.tablename("users") id = Column("id", Integer, primary_key=True) name = Column("name", String(50)) email = Column("email", String(50)) group_id = Column("group_id", Integer, ForeignKey("user_groups.id")) channels = relation(Channel, secondary=user_channels, backref="channels") class UserGroup(rdb.Model): """Represents a group of users with the same features""" rdb.metadata(metadata) rdb.tablename("user_groups") id = Column("id", Integer, primary_key=True) title = Column("title", String(50)) users = relation(User, backref="users") permissions = relation(Permission, secondary=group_permissions, backref="permissions") How can I solve it? Thanks in advance! -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalch...@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.