diff --git a/app/Filament/Resources/ProductionPlanResource.php b/app/Filament/Resources/ProductionPlanResource.php
index ab7b71c..8614515 100644
--- a/app/Filament/Resources/ProductionPlanResource.php
+++ b/app/Filament/Resources/ProductionPlanResource.php
@@ -154,17 +154,22 @@ class ProductionPlanResource extends Resource
                                     // $currentPath = url()->current();
                                     // $currentPath = $_SERVER['REQUEST_URI'];
                                     // dd($currentPath);
-                                    $exists = ProductionPlan::where('plant_id', $get('plant_id'))
+
+                                    $isUpdate = !empty($get('id'));
+                                    if (!$isUpdate)
+                                    {
+                                        $exists = ProductionPlan::where('plant_id', $get('plant_id'))
                                         ->where('shift_id', $get('shift_id'))
                                         ->where('line_id', $get('line_id'))
                                         ->whereDate('created_at', today())
                                         ->exists();
 
-                                    if ($exists)
-                                    {
-                                        $set('line_id', null);
-                                        $set('ppLineError', 'Production plan already updated.');
-                                        return;
+                                        if ($exists)
+                                        {
+                                            $set('line_id', null);
+                                            $set('ppLineError', 'Production plan already updated.');
+                                            return;
+                                        }
                                     }
                                     $set('ppLineError', null);
                                 }
@@ -203,6 +208,9 @@ class ProductionPlanResource extends Resource
                             ->label('Production Quantity')
                             ->readOnly()
                             ->default(0),
+                        Forms\Components\TextInput::make('id')
+                            ->hidden()
+                            ->readOnly(),
                         ])
                     ->columns(2),
             ]);