diff --git a/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKAssign.java b/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKAssign.java
index f15152b1216..17dd092cd5a 100644
--- a/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKAssign.java
+++ b/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKAssign.java
@@ -694,7 +694,8 @@ public class ZKAssign {
       LOG.warn(zkw.prefix("Attempt to transition the " +
         "unassigned node for " + encoded +
         " from " + beginState + " to " + endState + " failed, " +
-        "the node existed but was in the state " + existingData.getEventType()));
+        "the node existed but was in the state " + existingData.getEventType() +
+        " set by the server " + existingData.getServerName()));
       return -1;
     }