XF 2.1 Error uninstalling an add-on

[FedericoS]

Hello guys
I am trying to uninstall this add-on. But when I do it, I get this error:

Error: Call to a member function alterTable() on null in src/addons/Kruzya/TelegramNotifications/Setup.php at line 46

1. Kruzya\TelegramNotifications\Setup->uninstallStep1() in src/XF/AddOn/StepRunnerUninstallTrait.php at line 59
2. Kruzya\TelegramNotifications\Setup->uninstallStepRunner() in src/XF/AddOn/StepRunnerUninstallTrait.php at line 26
3. Kruzya\TelegramNotifications\Setup->uninstall() in src/XF/Admin/Controller/AddOn.php at line 636
4. XF\Admin\Controller\AddOn->actionUninstall() in src/XF/Mvc/Dispatcher.php at line 321
5. XF\Mvc\Dispatcher->dispatchClass() in src/XF/Mvc/Dispatcher.php at line 244
6. XF\Mvc\Dispatcher->dispatchFromMatch() in src/XF/Mvc/Dispatcher.php at line 100
7. XF\Mvc\Dispatcher->dispatchLoop() in src/XF/Mvc/Dispatcher.php at line 50
8. XF\Mvc\Dispatcher->run() in src/XF/App.php at line 2178
9. XF\App->run() in src/XF.php at line 390
10. XF::runApp() in admin.php at line 13

Is there a way to fix it? Thanks

 

[FedericoS]

(Solved deleting the files and uninstalling. You can close the thread)