diff --git a/backend/src/ee/routes/v1/saml-router.ts b/backend/src/ee/routes/v1/saml-router.ts
index 6001b8b6e..f0e69715d 100644
--- a/backend/src/ee/routes/v1/saml-router.ts
+++ b/backend/src/ee/routes/v1/saml-router.ts
@@ -118,7 +118,7 @@ export const registerSamlRouter = async (server: FastifyZodProvider) => {
           cb(null, { isUserCompleted, providerAuthToken });
         } catch (error) {
           logger.error(error);
-          cb(null, {});
+          cb(error as Error);
         }
       },
       () => {}
diff --git a/backend/src/server/routes/v1/sso-router.ts b/backend/src/server/routes/v1/sso-router.ts
index 3d8d02e6f..cea67999c 100644
--- a/backend/src/server/routes/v1/sso-router.ts
+++ b/backend/src/server/routes/v1/sso-router.ts
@@ -57,7 +57,7 @@ export const registerSsoRouter = async (server: FastifyZodProvider) => {
             cb(null, { isUserCompleted, providerAuthToken });
           } catch (error) {
             logger.error(error);
-            cb(null, false);
+            cb(error as Error, false);
           }
         }
       )
@@ -91,7 +91,7 @@ export const registerSsoRouter = async (server: FastifyZodProvider) => {
             return cb(null, { isUserCompleted, providerAuthToken });
           } catch (error) {
             logger.error(error);
-            cb(null, false);
+            cb(error as Error, false);
           }
         }
       )
@@ -126,7 +126,7 @@ export const registerSsoRouter = async (server: FastifyZodProvider) => {
             return cb(null, { isUserCompleted, providerAuthToken });
           } catch (error) {
             logger.error(error);
-            cb(null, false);
+            cb(error as Error, false);
           }
         }
       )