XF 2.2 InvalidArgumentException: Must provide an existing add-on or add-on JSON

[Robert9]

A small hint would be very helpful here, which add-on makes the problems ...

InvalidArgumentException: Must provide an existing add-on or add-on JSON in src/XF/AddOn/Manager.php at line 366

    XF\AddOn\Manager->loadAddOnClass() in src/XF/AddOn/Manager.php at line 41
    XF\AddOn\Manager->getAllAddOns() in src/XF/Admin/Controller/AddOn.php at line 27
    XF\Admin\Controller\AddOn->actionIndex() in src/XF/Mvc/Dispatcher.php at line 352
    XF\Mvc\Dispatcher->dispatchClass() in src/XF/Mvc/Dispatcher.php at line 259
    XF\Mvc\Dispatcher->dispatchFromMatch() in src/XF/Mvc/Dispatcher.php at line 115
    XF\Mvc\Dispatcher->dispatchLoop() in src/XF/Mvc/Dispatcher.php at line 57
    XF\Mvc\Dispatcher->run() in src/XF/App.php at line 2483
    XF\App->run() in src/XF.php at line 524
    XF::runApp() in admin.php at line 13

 

[asprin]

Shooting in the dark here, but is there any addon in the src/addons/ directory not having a addon.json file?

 

[Robert9]

I had copied an add-on to addon_name_org, but forgotten to move it out of the directory.