Index: trunk/tools/roboczar.pl
===================================================================
--- trunk/tools/roboczar.pl	(revision 28773)
+++ trunk/tools/roboczar.pl	(revision 28786)
@@ -47,6 +47,12 @@
 
         my @labels = @{$pantasks->getLabels($server)};
-        $czarDb->updateCurrentLabels($server, \@labels);
-
+        if (@labels) { 
+        
+            $czarDb->updateCurrentLabels($server, \@labels);
+        }
+        else {
+        
+             print "WARNING: No labels to update for '$server'\n";
+        }
     }
 }