Fatal error: Uncaught Error: Class "ModuleNode" not found in /volume1/web/packages/system/src/Modules/App.php on line 5

Error: Class "ModuleNode" not found in /volume1/web/packages/system/src/Modules/App.php on line 5

Call Stack:
    0.0002     359496   1. {main}() /volume1/web/packages/system/src/Modules/App.php:0