ZPS0001| ZPS0001 | Spool file empty |
| Explanation: |
PSOPEN and PSCLOS were issued for this spool file without inter- vening PSPUT. |
| System programmer info: |
If the spoolfile in question was created by a NATURAL program, check the setting of OPEN and CLOSE parameters in NTPRINT. |
| Appl. programmer info: |
Check the program. |