Tag Archives: AG

Availability group error message 19405

Availability groups (AG’s) is one of my favorite features of SQL Server, despite some DBA’s catalogue them as “too complex” to implement, configure, manage ¬†and maintain … I just love AG’s. ¬†There is no question that AG’s are a very powerful high availability (HA) and disaster recovery (DR) solution, but as any software product eventually will have some issues but nothing is impossible to solve with a little bit of research.

The error message 19405 is a very common “issue” when configuring AG’s for a Failover Cluster instance (FCI) .

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