diff --git a/app/ScheduledNode/UseCases/GetTodaysSchedule.php b/app/ScheduledNode/UseCases/GetTodaysSchedule.php
index 9645c72..3301549 100644
--- a/app/ScheduledNode/UseCases/GetTodaysSchedule.php
+++ b/app/ScheduledNode/UseCases/GetTodaysSchedule.php
@@ -7,6 +7,7 @@ use App\ScheduledNode\ScheduledNode;
 use App\ScheduledNode\ScheduledNodeRepository;
 use App\User\UserRepository;
 use DateTimeImmutable;
+use DomainException;
 
 class GetTodaysSchedule
 {
@@ -19,6 +20,7 @@ class GetTodaysSchedule
      * @return ScheduledNode[]
      *
      * @throws BadRequestException
+     * @throws DomainException
      */
     public function execute(GetTodaysScheduleRequest $request): array
     {
@@ -31,6 +33,11 @@ class GetTodaysSchedule
         $date = new DateTimeImmutable($request->date);
         $userId = $request->userId;
         $user = $this->userRepo->find($userId);
+        if ($user === null) {
+            throw new DomainException(
+                "User with id: $userId doesnt exist"
+            );
+        }
         $scheduledNodes = $this->scheduledNodeRepo->findByUser($user);
 
         return array_filter(