enforce morph map

app/Providers/AppServiceProvider.php

@@ -7,6 +7,7 @@
 use App\Models\ScheduledJob;
 use Illuminate\Console\Scheduling\Schedule;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\Relation;
 use Illuminate\Database\QueryException;
 use Illuminate\Support\Number;
 use Illuminate\Support\ServiceProvider;
@@ -39,6 +40,8 @@ public function boot(): void
 
         Number::useLocale($this->app->getLocale());
 
+        $this->enforceMorphMap();
+
         $this->resolveSchedule();
 
         $this->setSeoDefaults();
@@ -51,6 +54,21 @@ protected function registerStrMacros(): void
             ->join(''));
     }
 
+    protected function enforceMorphMap(): void
+    {
+        Relation::enforceMorphMap([
+            'candidate' => \App\Models\Candidate::class,
+            'country' => \App\Models\Country::class,
+            'county' => \App\Models\County::class,
+            'election' => \App\Models\Election::class,
+            'locality' => \App\Models\Locality::class,
+            'party' => \App\Models\Party::class,
+            'record' => \App\Models\Record::class,
+            'turnout' => \App\Models\Turnout::class,
+            'user' => \App\Models\User::class,
+        ]);
+    }
+
     protected function setSeoDefaults(): void
     {
         seo()