diff --git a/app/Http/Controllers/Account/AcceptanceController.php b/app/Http/Controllers/Account/AcceptanceController.php
index 726e164ba8..7644488a89 100644
--- a/app/Http/Controllers/Account/AcceptanceController.php
+++ b/app/Http/Controllers/Account/AcceptanceController.php
@@ -159,6 +159,9 @@ class AcceptanceController extends Controller
                 case 'App\Models\Asset':
                         $pdf_view_route ='account.accept.accept-asset-eula';
                         $asset_model = AssetModel::find($item->model_id);
+                        if (!$asset_model) {
+                            return redirect()->back()->with('error', trans('admin/models/message.does_not_exist'));
+                        }
                         $display_model = $asset_model->name;
                         $assigned_to = User::find($acceptance->assigned_to_id)->present()->fullName;
                 break;
diff --git a/app/Http/Controllers/Api/AssetsController.php b/app/Http/Controllers/Api/AssetsController.php
index 1816fc9f63..6898ccc2ea 100644
--- a/app/Http/Controllers/Api/AssetsController.php
+++ b/app/Http/Controllers/Api/AssetsController.php
@@ -573,6 +573,10 @@ class AssetsController extends Controller
         // Update custom fields in the database.
         // Validation for these fields is handled through the AssetRequest form request
         $model = AssetModel::find($request->get('model_id'));
+        if (!$model) {
+            return response()->json(Helper::formatStandardApiResponse('error', null, trans('admin/models/message.does_not_exist')), 200);
+        }
+
         if (($model) && ($model->fieldset)) {
             foreach ($model->fieldset->fields as $field) {