3097
MariaDBERRORNotableReplicationMEDIUM confidence
NDB exceptions table write error
Production Risk
High — conflict exceptions may be lost, causing silent data divergence.
What this means
An error occurred while writing a row to the NDB exceptions table during conflict detection.
Why it happens
- 1The NDB exceptions table is missing, has an incompatible structure, or is full.
- 2Insufficient privileges to write to the exceptions table.
How to reproduce
trigger — this will error
trigger — this will error
-- Triggered automatically during NDB conflict resolution
expected output
ERROR 3097 (HY000): NDB Cluster Replication: exceptions write error.
Fix
Verify the exceptions table structure
Verify the exceptions table structure
SHOW CREATE TABLE <tablename>$EX;
Why this works
Confirms the exceptions table has the required columns.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 3097 ER_EXCEPTIONS_WRITE_ERROR2
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