MySQL InnoDB Cluster Restore/Create Issue : - Dba.createCluster: Group Replication failed to start: MySQL Error 3094 (HY000)
MySQL InnoDB Cluster Restore Issue : - Dba.createCluster: Group Replication failed to start: MySQL Error 3094 (HY000) Recently ,We have been restoring and recreating MySQL InnoDB Cluster and faced below issue after firing : MySQL mysqlhost01:3306 ssl JS > var cluster = dba.createCluster('testdbCluster') .. ..... ... Creating InnoDB cluster 'testdbCluster' on 'mysqlhost01:3306'... Adding Seed Instance... ERROR: Unable to start Group Replication for instance 'mysqlhost01:3306'. Please check the MySQL server error log for more information. Dba.createCluster: Group Replication failed to start: MySQL Error 3094 (HY000): mysqlhost01:3306: The START GROUP_REPLICATION command failed as the applier module failed to start. (RuntimeError) MySQL mysqlhost01:3306 ssl JS > Below is full command output with error message: Below are the message in MySQL error log: This issue is Caused by the old(original server) relay log information exiting in metadata tables ....