Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/digitalproduct/public_html/projectmanagementsoftware/database/migrations/2019_08_22_075432_remove_unique_column_name_taskboard.php:7 Stack trace: #0 {main} thrown in /home/digitalproduct/public_html/projectmanagementsoftware/database/migrations/2019_08_22_075432_remove_unique_column_name_taskboard.php on line 7