Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/digitalproduct/public_html/projectmanagementsoftware/database/migrations/2021_3_09_135533_add_lead_custom_column_message_table.php:9 Stack trace: #0 {main} thrown in /home/digitalproduct/public_html/projectmanagementsoftware/database/migrations/2021_3_09_135533_add_lead_custom_column_message_table.php on line 9