diff --git a/app/Filament/Imports/MachineImporter.php b/app/Filament/Imports/MachineImporter.php
index ae74c35..b4f2550 100644
--- a/app/Filament/Imports/MachineImporter.php
+++ b/app/Filament/Imports/MachineImporter.php
@@ -67,6 +67,7 @@ class MachineImporter extends Importer
             $warnMsg[] = "Plant not found!";
         }
         else {
+            $groupWorkCenter = WorkGroupMaster::where('name', $this->data['workGroupMaster'])->where('plant_id', $plant->id)->first();
             $line = Line::where('name', $this->data['line'])->where('plant_id', $plant->id)->first();
             if ($line) {
                 $grpWrkCnr = $line->no_of_operation;