Caused by: org.postgresql.util.PSQLException: ERROR: insert or update on table "host_device" violates foreign key constraint "fk_host_device_parent_name" Detail: Key (host_id, parent_device_name)=(767142d5-6242-4bb1-bcbd-095595c3b7f1, scsi_host2) is not present in table "host_device". at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2157) at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1886) at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:255) at org.postgresql.jdbc2.AbstractJdbc2Connection.executeTransactionCommand(AbstractJdbc2Connection.java:793) at org.postgresql.jdbc2.AbstractJdbc2Connection.commit(AbstractJdbc2Connection.java:817) at org.jboss.jca.adapters.jdbc.local.LocalManagedConnection.commit(LocalManagedConnection.java:96) Seen on ovirt-engine-4.1.0-0.0.master.20160701111322.gitf1c9a5c.el7.centos.noarch Y.