Pacemaker Failed Actions ‘not installed’ And ‘not configured’

Playing around with Percona Replication Manager, and being new to Pacemaker, some errors were somewhat cryptic. May 26 09:53:39 [2181] ha01.localdomain    pengine:   notice: unpack_rsc_op:    Preventing p_mysql from re-starting on ha02.localdomain: operation monitor failed 'not installed' (rc=5) May 26 09:53:39 [2181] ha01.localdomain    pengine:   notice: unpack_rsc_op:    Preventing op from re-starting on ha02.localdomain: operation monitor failed 'not installed' …

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