diff --git a/authentik/crypto/api.py b/authentik/crypto/api.py
index fc62285fa..08bbf86f8 100644
--- a/authentik/crypto/api.py
+++ b/authentik/crypto/api.py
@@ -192,7 +192,7 @@ class CertificateKeyPairViewSet(UsedByMixin, ModelViewSet):
             secret=certificate,
             type="certificate",
         ).from_http(request)
-        if "download" in request._request.GET:
+        if "download" in request.query_params:
             # Mime type from https://pki-tutorial.readthedocs.io/en/latest/mime.html
             response = HttpResponse(
                 certificate.certificate_data, content_type="application/x-pem-file"
@@ -223,7 +223,7 @@ class CertificateKeyPairViewSet(UsedByMixin, ModelViewSet):
             secret=certificate,
             type="private_key",
         ).from_http(request)
-        if "download" in request._request.GET:
+        if "download" in request.query_params:
             # Mime type from https://pki-tutorial.readthedocs.io/en/latest/mime.html
             response = HttpResponse(certificate.key_data, content_type="application/x-pem-file")
             response[
diff --git a/authentik/providers/saml/api.py b/authentik/providers/saml/api.py
index 8c3bc7257..deda0400c 100644
--- a/authentik/providers/saml/api.py
+++ b/authentik/providers/saml/api.py
@@ -123,7 +123,7 @@ class SAMLProviderViewSet(UsedByMixin, ModelViewSet):
             raise Http404
         try:
             metadata = MetadataProcessor(provider, request).build_entity_descriptor()
-            if "download" in request._request.GET:
+            if "download" in request.query_params:
                 response = HttpResponse(metadata, content_type="application/xml")
                 response[
                     "Content-Disposition"
diff --git a/authentik/providers/saml/processors/assertion.py b/authentik/providers/saml/processors/assertion.py
index 01e0b9b5f..fff3b7b67 100644
--- a/authentik/providers/saml/processors/assertion.py
+++ b/authentik/providers/saml/processors/assertion.py
@@ -10,7 +10,6 @@ from structlog.stdlib import get_logger
 
 from authentik.core.exceptions import PropertyMappingExpressionException
 from authentik.events.models import Event, EventAction
-from authentik.lib.utils.errors import exception_to_string
 from authentik.lib.utils.time import timedelta_from_string
 from authentik.providers.saml.models import SAMLPropertyMapping, SAMLProvider
 from authentik.providers.saml.processors.request_parser import AuthNRequest
@@ -106,7 +105,7 @@ class AssertionProcessor:
                 # Value error can be raised when assigning invalid data to an attribute
                 Event.new(
                     EventAction.CONFIGURATION_ERROR,
-                    message=f"Failed to evaluate property-mapping: {exception_to_string(exc)}",
+                    message=f"Failed to evaluate property-mapping: {str(exc)}",
                     mapping=mapping,
                 ).from_http(self.http_request)
                 continue