Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in C:\xampp\htdocs\database\migrations\2021_04_16_141945_add_attribute_is_deletable_table_roles.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\database\migrations\2021_04_16_141945_add_attribute_is_deletable_table_roles.php on line 7