Informix Error -21605: Error writing to output file filename.

Reasons / Common Causes

-21605 is an internal mkmessage error — per the official guidance, no user-actionable cause is documented beyond a write failure on the named output file.

1. A write failure on the output file, per the official guidance — no further named detail; check disk space and permissions.

Solutions / Resolution

1. If this internal error recurs, note all circumstances and contact IBM Informix Technical Support, per the official guidance.

Examples

N/A

No specific triggering statement is documented — this is reported as an internal error.

Diagnostic Checks

1. Check disk space and write permissions for the named output file, and escalate to IBM Informix Technical Support if the error recurs.

Related Errors / Related Topics

• -21604 — "Error writing to result file filename." The equivalent write-failure error, on the result file rather than the output file.

mkmessage failed to write to its output file — check disk space and permissions.