diff --git a/app/Http/Controllers/AssetMaintenancesController.php b/app/Http/Controllers/AssetMaintenancesController.php
index cb6ecf617..b5a50925e 100644
--- a/app/Http/Controllers/AssetMaintenancesController.php
+++ b/app/Http/Controllers/AssetMaintenancesController.php
@@ -148,15 +148,16 @@ class AssetMaintenancesController extends Controller
     */
     public function edit($assetMaintenanceId = null)
     {
+        $this->authorize('update', Asset::class);
+        // Check if the asset maintenance exists
         $this->authorize('update', Asset::class);
         // Check if the asset maintenance exists
         if (is_null($assetMaintenance = AssetMaintenance::find($assetMaintenanceId))) {
-            // Redirect to the improvement management page
-            return redirect()->route('maintenances.index')
-                           ->with('error', trans('admin/asset_maintenances/message.not_found'));
-        } elseif (! $assetMaintenance->asset) {
-            return redirect()->route('maintenances.index')
-                ->with('error', 'The asset associated with this maintenance does not exist.');
+            // Redirect to the asset maintenance management page
+            return redirect()->route('maintenances.index')->with('error', trans('admin/asset_maintenances/message.not_found'));
+        } elseif ((!$assetMaintenance->asset) || ($assetMaintenance->asset->deleted_at!='')) {
+            // Redirect to the asset maintenance management page
+            return redirect()->route('maintenances.index')->with('error', 'asset does not exist');
         } elseif (! Company::isCurrentUserHasAccess($assetMaintenance->asset)) {
             return static::getInsufficientPermissionsRedirect();
         }
@@ -192,8 +193,10 @@ class AssetMaintenancesController extends Controller
         // Check if the asset maintenance exists
         if (is_null($assetMaintenance = AssetMaintenance::find($assetMaintenanceId))) {
             // Redirect to the asset maintenance management page
-            return redirect()->route('maintenances.index')
-                           ->with('error', trans('admin/asset_maintenances/message.not_found'));
+            return redirect()->route('maintenances.index')->with('error', trans('admin/asset_maintenances/message.not_found'));
+        } elseif ((!$assetMaintenance->asset) || ($assetMaintenance->asset->deleted_at!='')) {
+                // Redirect to the asset maintenance management page
+                return redirect()->route('maintenances.index')->with('error', 'asset does not exist');
         } elseif (! Company::isCurrentUserHasAccess($assetMaintenance->asset)) {
             return static::getInsufficientPermissionsRedirect();
         }