diff --git a/app/exceptions/error_renderer.py b/app/exceptions/error_renderer.py
index 0642121b..ac574cd4 100644
--- a/app/exceptions/error_renderer.py
+++ b/app/exceptions/error_renderer.py
@@ -260,8 +260,8 @@ class ErrorPageRenderer:
                     }
 
             # Calculate base_url for shop links
-            access_method = getattr(request.state, "access_method", None)
             vendor_context = getattr(request.state, "vendor_context", None)
+            access_method = vendor_context.get('detection_method', 'unknown') if vendor_context else 'unknown'
             base_url = "/"
             if access_method == "path" and vendor:
                 # Use the full_prefix from vendor_context to determine which pattern was used