diff --git a/src/lib/common.ts b/src/lib/common.ts
index 24fa58b4b..996ec4750 100644
--- a/src/lib/common.ts
+++ b/src/lib/common.ts
@@ -71,7 +71,7 @@ export const getTeam = (event) => {
 	const cookies = Cookie.parse(event.request.headers.get('cookie'));
 	if (cookies?.teamId) {
 		return cookies.teamId;
-	} else if (event.locals.session.data.teamId) {
+	} else if (event.locals.session.data?.teamId) {
 		return event.locals.session.data.teamId;
 	}
 	return null;