AK304 segment level
| Code | Definition |
|---|---|
| AK304 = 1 | Unrecognized segment ID |
| AK304 = 2 | Unexpected segment |
| AK304 = 3 | Mandatory segment missing |
| AK304 = 4 | Loop Occurs Over Maximum Times |
| AK304 = 5 | Segment Exceeds Maximum Use |
| AK304 = 6 | Segment Not in Defined Transaction Set |
| AK304 = 7 | Segment Not in Proper Sequence |
| AK304 = 8 | Segment Has Data Element Errors |