localdump: update error message on empty selection

localdump.sh

@@ -264,7 +264,7 @@
     
         case $_lines in
             0)
-                color.echo error "ERROR no data for a further selection. Aborting."
+                color.echo error "ERROR: No data found for a selection. Aborting."
                 echo
                 exit 1
                 ;;