Informix Error -14578: CSS: null output buffer owner.

Reasons / Common Causes

-14578 fires when Communication Support Services (CSS) hits an internal error involving a null output buffer owner — per the official guidance.

1. A CSS internal error involving a null output buffer owner, per the official guidance — no further user-actionable detail is given.

Solutions / Resolution

1. Contact IBM Informix Technical Support or the CSM vendor, per the official guidance, with the CSS configuration files (concsm.cfg) and sqlhosts information for both the client and the database server available.

Examples

N/A

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

Diagnostic Checks

1. Gather the CSS configuration files and sqlhosts information for both sides of the connection before escalating.

Related Errors / Related Topics

• -14510 — "CSS: null buffer owner" A related null-owner error, about a buffer generally rather than specifically the output buffer.
• -14577 — "CSS: no registered output buffer owner." A closely related error, about no owner being registered for the output buffer rather than the owner being null.

A CSS internal error involved a null output buffer owner — gather the CSS configuration and sqlhosts details and contact IBM Informix Technical Support or the CSM vendor.