diff --git a/solr/core/src/java/org/apache/solr/cloud/OverseerCollectionProcessor.java b/solr/core/src/java/org/apache/solr/cloud/OverseerCollectionProcessor.java
index cfa1790ba73..76a9b1a2581 100644
--- a/solr/core/src/java/org/apache/solr/cloud/OverseerCollectionProcessor.java
+++ b/solr/core/src/java/org/apache/solr/cloud/OverseerCollectionProcessor.java
@@ -273,7 +273,8 @@ public class OverseerCollectionProcessor implements Runnable, ClosableThread {
     }
     Replica replica = slice.getReplica(replicaName);
     if(replica == null){
-      throw new SolrException(ErrorCode.BAD_REQUEST, "Invalid shard name : "+shard+" in collection : "+ collectionName);
+      throw new SolrException(ErrorCode.BAD_REQUEST, "Invalid replica : " + replicaName + " in shard/collection : "
+          + shard + "/"+ collectionName);
     }
 
     String baseUrl = replica.getStr(ZkStateReader.BASE_URL_PROP);