src/Entity/CustomerVehicle.php

@@ -156,7 +156,12 @@ class CustomerVehicle
 
     public function setPlateNumber($plate_number)
     {
-        $plate_number = strtoupper($plate_number);
+        // make it upper case
+        $plate_number = trim(strtoupper($plate_number));
+
+        // remove spaces
+        $plate_number = str_replace(' ', '', $plate_number);
+
         $this->plate_number = $plate_number;
         return $this;
     }