diff --git a/lib/controller.py b/lib/controller.py
index d319839..973c236 100644
--- a/lib/controller.py
+++ b/lib/controller.py
@@ -101,7 +101,8 @@ class Controller():
                 print("no file found "+ cid)
             else:
                 # und diese in der Gui setzen 
-                set_data = self.model.csv2guidata(loaded)           
+                set_data = self.model.csv2guidata(loaded) 
+                self.logic.create_gui_dependencies()         
                 self.refresh_gui()
    
     def get_current_item_id(self):
@@ -184,35 +185,32 @@ class GuiLogic():
         self.config = configs
         # hier sind alle Callbacks bzw. deren Comboboxen 
 
-    def create_gui_dependencies(self, data):
+    def create_gui_dependencies(self):
         # set defaults from given logic
-        # r0 = self.callback("cb_pdm_kategorie_neu", None)
-        # self.model.set_gui_dict(r0)
-        # r1 = self.callback("cb_neuaufbau", None)
-        # self.model.set_gui_dict(r1)
-        # r2 = self.callback("cb_aus_halbzeug_neu", None)
-        # self.model.set_gui_dict(r2)
-        # r3 = self.callback("cb_halbzeugoberflaeche", None)
-        # self.model.set_gui_dict(r3)
-        # r4 = self.callback("cb_halbzeugfarbe", None)
-        # self.model.set_gui_dict(r4)
 
         value = None
-        r = self.cb_pdm_kategorie_neu(value)
-        self.model.set_gui_dict(r)
-        r= self.cb_neuaufbau(value)
-        self.model.set_gui_dict(r)
-        r= self.cb_aus_halbzeug_neu(value)
-        self.model.set_gui_dict(r)
-        r= self.cb_halbzeugoberflaeche(value)
-        self.model.set_gui_dict(r)
-        r= self.cb_halbzeugfarbe(value)
-        self.model.set_gui_dict(r)
-        r= self.cb_lebenszyklus_status_neu(value)
-        self.model.set_gui_dict(r)
-        r= self.cb_3Dmodel_neu(value)
-        self.model.set_gui_dict(r)
+        # r = self.cb_pdm_kategorie_neu(value)
+        # self.model.set_gui_dict(r)
+        # r= self.cb_neuaufbau(value)
+        # self.model.set_gui_dict(r)
+        # r= self.cb_aus_halbzeug_neu(value)
+        # self.model.set_gui_dict(r)
+        # # r= self.cb_lebenszyklus_status_neu(value)
+        # # self.model.set_gui_dict(r)
+        # r= self.cb_halbzeugoberflaeche(value)
+        # self.model.set_gui_dict(r)
+        # r= self.cb_halbzeugfarbe(value)
+        # self.model.set_gui_dict(r)
+        # # r= self.cb_3Dmodel_neu(value)
+        # # self.model.set_gui_dict(r)
 
+        self.call_and_set_data('cb_pdm_kategorie_neu')
+        self.call_and_set_data('cb_neuaufbau')
+        self.call_and_set_data('cb_aus_halbzeug_neu')
+        self.call_and_set_data('cb_halbzeugoberflaeche')
+
+    def call_and_set_data(self, callbackfunc):
+        eval('self.model.set_gui_dict(self.'+callbackfunc+'(None))')
 
     def callback(self, key, value):
         """gibt ein dict zurück, welches neu im Modell gesetzt wird"""
@@ -278,6 +276,9 @@ class GuiLogic():
             raise Exception("this callback does not exist "+key)
         
     def cb_pdm_kategorie_neu(self, selected):
+        """setzt die Dropdownliste mit
+            <undefiniert>, Baugruppe, Einzelteil, Kaufteil, Schweissbaugruppe
+        """
         ret = dict()
         categories = self.config.Allgemein.get_options("Kategorien")
         if selected is None: