Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/sourceex/public_html/pm/database/migrations/2022_01_06_093627_add_default_permission_to_knowledge_bases_table.php:13 Stack trace: #0 {main} thrown in /home/sourceex/public_html/pm/database/migrations/2022_01_06_093627_add_default_permission_to_knowledge_bases_table.php on line 13