bin/shaft in shaft-0.5.1 vs bin/shaft in shaft-0.6

@@ -70,11 +70,15 @@
   method_options :name => :string
   def stop(name)
     active = get_active
     if active.has_key? name
       say "Stopping tunnel '#{name}' at pid #{active[name]}..."
-      Process.kill "INT", active[name]
-      say "Stopped."
+      begin
+        Process.kill "INT", active[name]
+        say "Stopped."
+      rescue Errno::ESRCH
+        say "Tunnel wasn't active (zombie shaft item)."
+      end
 
       #TODO verify killing?
 
       active.delete(name)
       set_active(active)