Index: src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java =================================================================== --- src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java (revision 1553987) +++ src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java (working copy) @@ -1886,8 +1886,7 @@ // OFFLINE. if (!hijack && !state.isClosed() && !state.isOffline()) { if (!regionAlreadyInTransitionException ) { - String msg = "Unexpected state : " + state + " .. Cannot transit it to OFFLINE."; - this.master.abort(msg, new IllegalStateException(msg)); + LOG.warn("Unexpected state : " + state + " .. Cannot transit it to OFFLINE."); return -1; } LOG.debug("Unexpected state : " + state