Informix Error -12800: Unsuspected internal error.

Reasons / Common Causes

-12800 fires when an inconsistency is found in the data used to invoke access-method routines — per the official guidance.

1. An internal inconsistency in the data invoking an access-method routine, per the official guidance — no further detail given.

Solutions / Resolution

1. If this error recurs, note all circumstances and contact IBM Informix Technical Support, per this error family's general pattern — no specific user-facing remedy is documented for this internal condition.

Examples

N/A

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

Diagnostic Checks

1. Escalate to IBM Informix Technical Support if the error recurs — this is an internal error with no documented user-actionable cause.

Related Errors / Related Topics

• -12801 — "An attempt was made to invoke an access_method routine that does not exist." A related access-method error, on a missing routine definition rather than a data inconsistency.
• -12802 — "Error in initializing an access_method routine execution sequence." A related access-method error, on execution-sequence initialization rather than data inconsistency.
• -12803 — "Error in executing an access_method routine execution sequence." A related access-method error, on execution itself rather than data inconsistency.

An inconsistency was found in the data used to invoke an access-method routine — an internal condition; report recurrences to IBM Informix Technical Support.