Начала появляться ошибка 500 в error.log ←. С чем может быть связано?

Всем привет. Начала появляться такая ошибка:

2018-01-16 17:49:07 217.69.133.227
Uncaught exception waException:
Unknown auth provider (500)
## wa-system/controller/waOAuthController.class.php(65)
#0 wa-apps/shop/lib/actions/shopOAuth.controller.php(52): waOAuthController->getAuthAdapter('google')
#1 wa-system/controller/waOAuthController.class.php(33): shopOAuthController->getAuthAdapter('google')
#2 wa-system/controller/waController.class.php(21): waOAuthController->execute()
#3 wa-system/controller/waViewController.class.php(46): waController->run(NULL)
#4 wa-system/controller/waFrontController.class.php(229): waViewController->run(NULL)
#5 wa-system/controller/waFrontController.class.php(164): waFrontController->runController(Object(shopOAuthController), NULL)
#6 wa-system/waSystem.class.php(599): waFrontController->execute(NULL, 'OAuth')
#7 wa-system/waSystem.class.php(485): waSystem->dispatchFrontend('oauth.php')
#8 index.php(7): waSystem->dispatch()
#9 {main}

2018-01-16 20:37:15 68.180.229.94
Uncaught exception waException:
Unknown auth provider (500)
## wa-system/controller/waOAuthController.class.php(65)
#0 wa-apps/shop/lib/actions/shopOAuth.controller.php(52): waOAuthController->getAuthAdapter('google')
#1 wa-system/controller/waOAuthController.class.php(33): shopOAuthController->getAuthAdapter('google')
#2 wa-system/controller/waController.class.php(21): waOAuthController->execute()
#3 wa-system/controller/waViewController.class.php(46): waController->run(NULL)
#4 wa-system/controller/waFrontController.class.php(229): waViewController->run(NULL)
#5 wa-system/controller/waFrontController.class.php(164): waFrontController->runController(Object(shopOAuthController), NULL)
#6 wa-system/waSystem.class.php(599): waFrontController->execute(NULL, 'OAuth')
#7 wa-system/waSystem.class.php(485): waSystem->dispatchFrontend('oauth.php')
#8 index.php(7): waSystem->dispatch()
#9 {main}

Как от неё избавиться?