3252
MySQLERRORCommonReplicationHIGH confidence
Replication filters table cannot be opened
Production Risk
High — replication cannot function if system tables are inaccessible.
How to reproduce
trigger — this will error
trigger — this will error
-- Triggered on server startup or when replication filter commands are executed.
expected output
ERROR 3252 (HY000): The replication filters table cannot be opened.
Fix
Repair system tables
Repair system tables
-- Shell: mysql_upgrade -u root -p
Why this works
mysql_upgrade recreates missing or outdated system tables.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 3252 ER_REPLICATION_FILTERS_TABLE_CANT_BE_OPENED
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