When entering an encounter with only devices the device data isn't inserted into the database. This same error doesn't occur any other time. When only marks are entered the marks are inserted to the database. When the encounter has more marks and devices it is submitted.
When entering an encounter with only devices the device data isn't inserted into the database. This same error doesn't occur any other time. When only marks are entered the marks are inserted to the database. When the encounter has more marks and devices it is submitted.