diff --git a/solr/core/src/java/org/apache/solr/cloud/ZkController.java b/solr/core/src/java/org/apache/solr/cloud/ZkController.java
index 880c81a5931..26f9a43027e 100644
--- a/solr/core/src/java/org/apache/solr/cloud/ZkController.java
+++ b/solr/core/src/java/org/apache/solr/cloud/ZkController.java
@@ -2282,7 +2282,7 @@ public final class ZkController {
           }
         });
       } else {
-        throw new SolrException(ErrorCode.SERVER_ERROR, "This conf directory is not valid");
+        throw new SolrException(ErrorCode.SERVER_ERROR, "This conf directory is not valid "+ confDir);
       }
     }
   }