diff --git a/source/java/org/alfresco/repo/content/transform/UnoContentTransformer.java b/source/java/org/alfresco/repo/content/transform/UnoContentTransformer.java
index 2fec6fb56e..643336d718 100644
--- a/source/java/org/alfresco/repo/content/transform/UnoContentTransformer.java
+++ b/source/java/org/alfresco/repo/content/transform/UnoContentTransformer.java
@@ -169,6 +169,7 @@ public class UnoContentTransformer extends AbstractContentTransformer
      */
     public UnoContentTransformer()
     {
+        isConnected = false;
     }
 
     /**