Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/sourceex/public_html/pm/database/migrations/2017_04_04_193158_AddColumnsProjectFilesTable.php:7 Stack trace: #0 {main} thrown in /home/sourceex/public_html/pm/database/migrations/2017_04_04_193158_AddColumnsProjectFilesTable.php on line 7