From 4d423b1cb04585510476eb793f00027bf5562029 Mon Sep 17 00:00:00 2001
From: Josh Ferge <josh.ferge@sentry.io>
Date: Sun, 9 Nov 2025 23:38:22 -0500
Subject: [PATCH] fix(types): Add None check for projectId in installation
 external requests

Validate projectId before querying to handle the case where it's not
provided in the request.
---
 .../endpoints/installation_external_requests.py   | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/src/sentry/sentry_apps/api/endpoints/installation_external_requests.py b/src/sentry/sentry_apps/api/endpoints/installation_external_requests.py
index 3842e3c39c817e..c7a70b78ad23d9 100644
--- a/src/sentry/sentry_apps/api/endpoints/installation_external_requests.py
+++ b/src/sentry/sentry_apps/api/endpoints/installation_external_requests.py
@@ -21,12 +21,15 @@ class SentryAppInstallationExternalRequestsEndpoint(SentryAppInstallationBaseEnd
     }
 
     def get(self, request: Request, installation) -> Response:
-        try:
-            project = Project.objects.get(
-                id=request.GET.get("projectId"), organization_id=installation.organization_id
-            )
-        except Project.DoesNotExist:
-            project = None
+        project_id = request.GET.get("projectId")
+        project = None
+        if project_id:
+            try:
+                project = Project.objects.get(
+                    id=project_id, organization_id=installation.organization_id
+                )
+            except Project.DoesNotExist:
+                pass
 
         kwargs = {
             "install": installation,