Support Admin Login Issue

[Gunstra]

When I go to login to my admin area I get this issue/error:
Oops! We ran into some problems. A server error occurred. Please try again later.

I turned on debugging and get this output.
Oops! We ran into some problems.
Error: Call to undefined method GuzzleHttp\Utils::chooseHandler() in src/vendor/guzzlehttp/guzzle/src/functions.php at line 61

1. GuzzleHttp\choose_handler() in src/addons/EWR/Backup/vendor/guzzlehttp/guzzle/src/HandlerStack.php at line 42
2. GuzzleHttp\HandlerStack::create() in src/addons/EWR/Backup/vendor/guzzlehttp/guzzle/src/Client.php at line 65
3. GuzzleHttp\Client->__construct() in src/XF/SubContainer/Http.php at line 108
4. XF\SubContainer\Http->createClient() in src/XF/SubContainer/Http.php at line 17
5. XF\SubContainer\Http->XF\SubContainer\{closure}() in src/XF/Container.php at line 33
6. XF\Container->offsetGet() in src/XF/SubContainer/Http.php at line 120
7. XF\SubContainer\Http->client() in src/addons/Andrew/ModeratorPanel/XF/Repository/User.php at line 50
8. Andrew\ModeratorPanel\XF\Repository\User->getIpCountry() in src/addons/Andrew/ModeratorPanel/XF/Service/User/Login.php at line 22
9. Andrew\ModeratorPanel\XF\Service\User\Login->validate() in src/XF/Admin/Controller/LoginController.php at line 74
10. XF\Admin\Controller\LoginController->actionLogin() in src/addons/XV/Admin/Controller/Login.php at line 49
11. XV\Admin\Controller\Login->actionLogin() in src/XF/Mvc/Dispatcher.php at line 362
12. XF\Mvc\Dispatcher->dispatchClass() in src/XF/Mvc/Dispatcher.php at line 264
13. XF\Mvc\Dispatcher->dispatchFromMatch() in src/XF/Mvc/Dispatcher.php at line 121
14. XF\Mvc\Dispatcher->dispatchLoop() in src/XF/Mvc/Dispatcher.php at line 63
15. XF\Mvc\Dispatcher->run() in src/XF/App.php at line 2826
16. XF\App->run() in src/XF.php at line 806
17. XF::runApp() in admin.php at line 15

Any help is appreciated thank you in advance.