diff --git a/lib/vizkit/cplusplus_extensions/vizkit_widget.rb b/lib/vizkit/cplusplus_extensions/vizkit_widget.rb
index 5a68261..4a0e136 100644
--- a/lib/vizkit/cplusplus_extensions/vizkit_widget.rb
+++ b/lib/vizkit/cplusplus_extensions/vizkit_widget.rb
@@ -324,8 +324,7 @@ def push_transformer_configuration(data)
     def listen_to_transformation_producer(trsf)
         return if @connected_transformation_producers.has_key?(trsf.producer)
 
-        task, *port = trsf.producer.split('.')
-        port = port.join(".")
+        task, _, port = trsf.producer.rpartition('.')
         Vizkit.debug "connecting producer task #{task}, port #{port} for #{trsf.from} => #{trsf.to}"
         producer_name = task.gsub(/.*\//, '')
         Vizkit.connect_port_to producer_name, port do |data, port_name|
diff --git a/lib/vizkit/widgets/task_inspector/task_inspector.rb b/lib/vizkit/widgets/task_inspector/task_inspector.rb
index 9477191..23f3ff8 100644
--- a/lib/vizkit/widgets/task_inspector/task_inspector.rb
+++ b/lib/vizkit/widgets/task_inspector/task_inspector.rb
@@ -18,15 +18,18 @@ def self.create_widget(parent = nil)
 
         #populate widget menu
         Vizkit.default_loader.plugin_specs.keys.sort.each do |name|
-            # do not add qt base widgets
-            next if name[0] == "Q" && Qt.const_defined?(name[1..-1])
-            action = form.menuWidgets.addAction(name)
-            action.connect SIGNAL("triggered()") do
-                w = Vizkit.default_loader.create_plugin name
-                w.show if w.respond_to?(:show) || w.kind_of?(Qt::Widget)
+            begin
+                # do not add qt base widgets
+                next if name[0] == "Q" && Qt.const_defined?(name[1..-1])
+                action = form.menuWidgets.addAction(name)
+                action.connect SIGNAL("triggered()") do
+                    w = Vizkit.default_loader.create_plugin name
+                    w.show if w.respond_to?(:show) || w.kind_of?(Qt::Widget)
+                end
+            rescue
+                Vizkit.warn "#{name} widget could not been added"
             end
         end
-
         form
     end