diff --git a/app/domain/booking_actions/public/cancel.rb b/app/domain/booking_actions/public/cancel.rb
index a7dff4b12..c01f22a2d 100644
--- a/app/domain/booking_actions/public/cancel.rb
+++ b/app/domain/booking_actions/public/cancel.rb
@@ -5,8 +5,8 @@ module Public
     class Cancel < BookingActions::Base
       def invoke!
         booking.reload
-        transition_to = if booking.can_transition_to?(:declined_request)
-                          :declined_request
+        transition_to = if booking.can_transition_to?(:cancelled_request)
+                          :cancelled_request
                         elsif booking.can_transition_to?(:cancelation_pending)
                           :cancelation_pending
                         end
diff --git a/app/models/payment_infos/qr_bill.rb b/app/models/payment_infos/qr_bill.rb
index 9ff83d0a8..8bd1fa22e 100644
--- a/app/models/payment_infos/qr_bill.rb
+++ b/app/models/payment_infos/qr_bill.rb
@@ -69,7 +69,7 @@ def creditor_address_lines
     end
 
     def debitor_address_lines
-      @debitor_address_lines ||= [invoice_address.lines, invoice_address.represented_by].max_by(&:size)
+      @debitor_address_lines ||= [invoice_address.lines, invoice_address.represented_by].compact.max_by(&:size)
     end
 
     def creditor_account