Error on saving map node

[vidya-ram]

On saving new map node, it throws an errors

IntegrityError('(psycopg2.IntegrityError) null value in column "seq" violates not-null constraint\nDETAIL: Failing row contains (100, 2017-02-22 06:41:05.131229, 2017-02-22 06:41:05.131229, 681, https://goo.gl/maps/P9VaA7uNEmq, 77.2436, 28.5577, 16, 28.557795,77.2436983, null, LBB Office, Little Black Book).\n',)

This is resolved on adding a seq field.