diff --git a/registration/admin.py b/registration/admin.py
index 935b6fbd..e70635aa 100644
--- a/registration/admin.py
+++ b/registration/admin.py
@@ -1330,12 +1330,11 @@ def render_change_form(self, request, context, *args, **kwargs):
                     f"Error while loading JSON from apiData field for this order: {obj}",
                 )
                 logger.warning(
-                    request,
                     f"Error while loading JSON from api_data for order {obj}",
                 )
             else:
                 if "dispute" in obj.apiData:
-                    messages.warning("This transaction has been disputed")
+                    messages.warning(request, "This transaction has been disputed")
 
         return super(OrderAdmin, self).render_change_form(
             request, context, *args, **kwargs
diff --git a/registration/payments.py b/registration/payments.py
index 2001efd6..d2911653 100644
--- a/registration/payments.py
+++ b/registration/payments.py
@@ -392,10 +392,10 @@ def process_webhook_refund_update(notification) -> bool:
 def process_webhook_payment_updated(notification: PaymentWebhookNotification) -> bool:
     payment_id = notification.body["data"]["id"]
     try:
-        order = Order.objects.get(apiData__payment={"id": payment_id})
+        order = Order.objects.get(apiData__payment__id=payment_id)
     except Order.DoesNotExist:
         logger.warning(
-            f"Got refund.updated webhook update for a payment id not found: {payment_id}"
+            f"Got payment.updated webhook update for a payment id not found: {payment_id}"
         )
         return False
 
@@ -413,7 +413,7 @@ def process_webhook_refund_created(notification: PaymentWebhookNotification) ->
     webhook_refund = notification.body["data"]["object"]["refund"]
     payment_id = webhook_refund["payment_id"]
     try:
-        order = Order.objects.get(apiData__payment={"id": payment_id})
+        order = Order.objects.get(apiData__payment__id=payment_id)
     except Order.DoesNotExist:
         logger.warning(
             f"Got refund.created webhook update for a payment id not found: {payment_id}"