diff --git a/app/Filament/Imports/LocatorImporter.php b/app/Filament/Imports/LocatorImporter.php
index 7f589e8..ad97431 100644
--- a/app/Filament/Imports/LocatorImporter.php
+++ b/app/Filament/Imports/LocatorImporter.php
@@ -52,22 +52,31 @@ class LocatorImporter extends Importer
     public function resolveRecord(): ?Locator
     {
         $warnMsg = [];
-        $plant = Plant::where('code', $this->data['plant'])->first();
+        $plantCod = $this->data['plant'];
+        $plant = null;
+        $user = null;
         $locator = $this->data['locator_number'];
         // $locatorQuantity = $this->data['locator_quantity'];
         $palletQuantity = 0;
-        $user = Filament::auth()->user()->name;
-        if (!$plant) {
-            $warnMsg[] = "Plant not found";
+        if (Str::length($plantCod) < 4 || !is_numeric($plantCod) || !preg_match('/^[1-9]\d{3,}$/', $plantCod)) {
+            $warnMsg[] = "Invalid plant code found";
         }
         else
         {
-            if (Str::length($locator) < 7) {
-                $warnMsg[] = "Invalid locator number found";
+            $plant = Plant::where('code', $plantCod)->first();
+            if (!$plant) {
+                $warnMsg[] = "Plant not found";
             }
-            else {
-                // $locat = Locator::where('name', $locator)->where('plant_id', $plant->id)->first();
-                $palletQuantity = PalletValidation::where('locator_number', $locator)->where('plant_id', $plant->id)->distinct('pallet_number')->count('pallet_number');
+            else
+            {
+                $user = Filament::auth()->user()->name;
+                if (Str::length($locator) < 7) {
+                    $warnMsg[] = "Invalid locator number found";
+                }
+                else {
+                    // $locat = Locator::where('name', $locator)->where('plant_id', $plant->id)->first();
+                    $palletQuantity = PalletValidation::where('locator_number', $locator)->where('plant_id', $plant->id)->distinct('pallet_number')->count('pallet_number');
+                }
             }
         }