Fix previewing of versions

include/user.php

@@ -721,6 +721,10 @@ class User {
 
      function canViewVersion($oVersion)
      {
+         /* If there is no id that means data must have been generated by the user */
+         if(!$this->iVersionId)
+             return true;
+
          /* if the version isn't queued */
          if($oVersion->objectGetState() == 'accepted')
              return true;