Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in C:\laragon\www\sispro.prosarc.com.co\database\migrations\2019_04_01_130250_add_some_columns_to_tratamientos_table.php:7 Stack trace: #0 {main} thrown in C:\laragon\www\sispro.prosarc.com.co\database\migrations\2019_04_01_130250_add_some_columns_to_tratamientos_table.php on line 7