MailChimp Error

[Faizan Qureshi]

Getting below error while saving the general settings in mailchimp. Prestashop 1.7.6. Website URL: www.rubinab.com

[PrestaShopException]

[AMCVS_8F99160E571FC0427F000101@AdobeOrg] is not a valid configuration key
at line 1175 in file classes/Tools.php

1170. ->getTranslator() 1171. ->trans('Fatal error', [], 'Admin.Notifications.Error'); 1172. } 1173. 1174. if (_PS_MODE_DEV_) { 1175. throw new PrestaShopException($errorMessage); 1176. } 1177. 1178. return $errorMessage; 1179. } 1180.

ToolsCore::displayError - [line 428 - classes/Configuration.php] - [1 Arguments]

ConfigurationCore::updateValue - [line 43 - modules/mailchimppro/controllers/admin/AdminMailchimpProConfigController.php] - [2 Arguments]

AdminMailchimpProConfigController->saveConfigValue - [line 66 - modules/mailchimppro/controllers/admin/AdminMailchimpProConfigController.php] - [1 Arguments]

AdminMailchimpProConfigController->processConfiguration - [line 265 - modules/mailchimppro/controllers/admin/AdminMailchimpProConfigController.php]

AdminMailchimpProConfigController->initContent - [line 292 - classes/controller/Controller.php]

ControllerCore->run - [line 515 - classes/Dispatcher.php]

DispatcherCore->dispatch - [line 97 - admin/index.php]