Informix Error -21617: Temporary text file could not be opened for read/write.

Reasons / Common Causes

-21617 is an internal mkmessage error — per the official guidance, no user-actionable cause is documented beyond the temporary text file failing to open for read/write.

1. The temporary text file failing to open for read/write, per the official guidance — no further named detail; check the file's existence 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 the temporary text file's existence and read/write permissions, and escalate to IBM Informix Technical Support if the error recurs.

Related Errors / Related Topics

• -21606 — "Error reading from temporary text file." A related temporary-file error, on reading from an already-open file rather than opening it.
• -21616 — "Temporary text file could not be created." A related temporary-file error, on creating the file rather than opening an already-created one.

mkmessage couldn't open its temporary text file for read/write — check its existence and permissions.