| WAIT_ILLEGAL_CONTROL_BLOCK | Invalid status of WAIT statement |
| WAIT_ILLEGAL_TIME_LIMIT | The specified time limit &P1 for WAIT is negative. |
| WRITE_CURRENCY_ILLEGAL_TYPE | CURRENCY parameter in WRITE statement does not have a permitted type. |
| WRITE_INVALID_CURRENCY | Unknown currency key |
| WRITE_INVALID_DECIMALS | Invalid specification in DECIMALS |
| WRITE_INVALID_STYLE | Output style &P1 is not permitted in the current context. |
| WRITE_ROUND_TOO_SMALL | ROUND parameter for WRITE is too small. |
| WRITE_TO_LENGTH_NEGATIVE | Program error: WRITE TO with negative length in program &AP. |
| WRITE_TO_OFFSET_NEGATIVE | Program error: WRITE TO contains a negative offset in program &AP. |
| WRITE_TO_OFFSET_TOOLARGE | Program error: Offset in WRITE TO in program is too large. &AP |
| WRITE_UNIT_ILLEGAL_TYPE | UNIT parameter with WRITE does not have a valid type. |
