diff --git a/app/frontend/ui_graph_cytoscape.py b/app/frontend/ui_graph_cytoscape.py
index 85470c7..eb5fbd3 100644
--- a/app/frontend/ui_graph_cytoscape.py
+++ b/app/frontend/ui_graph_cytoscape.py
@@ -58,6 +58,7 @@ def render_graph_explorer_cytoscape(graph_service):
 
             # 1. Daten laden
             with st.spinner("Lade Graph..."):
+                # Wir nutzen die bestehende Logik aus dem Service
                 nodes_data, edges_data = graph_service.get_ego_graph(center_id) 
                 note_data = graph_service.get_note_with_full_content(center_id)
 
@@ -87,11 +88,13 @@ def render_graph_explorer_cytoscape(graph_service):
                 cy_elements.append(cy_node)
             
             for e in edges_data:
-                # Edge
+                # Edge Fix: e.to statt e.target nutzen!
+                target_id = getattr(e, "to", getattr(e, "target", None))
+                
                 cy_edge = {
                     "data": {
                         "source": e.source,
-                        "target": e.target,
+                        "target": target_id, # KORRIGIERT
                         "label": e.label,
                         "line_color": e.color
                     }