exception – Magento 1.9 – Register – Can not save the client

Installed MailChimp in Magento 1.9, now the registration client does not work. Throw "Can not save the client".

Revised the exception log has the following problems.

2019-03-21T10: 19: 57 + 00: 00 DEBUG (7): Exception message: SQLSTATE[42S02]: Base table or view not found: 1146 The table & # 39; ajaffeproduction.mailchimp_interest_group & # 39; does not exist
Trace: # 0 /var/www/html/app/code/core/Mage/Newsletter/controllers/SubscriberController.php(64): Mage_Newsletter_Model_Subscriber-> subscribe (& # 39; ingewolli @ hotma ... & # 39;)
# 1 /var/www/html/app/code/core/Mage/Core/Controller/Varien/Action.php(418): Mage_Newsletter_SubscriberController-> newAction ()
# 2 /var/www/html/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action-> dispatch (& # 39; new & # 39;)
# 3 /var/www/html/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard-> match (Object (Mage_Core_Controller_Request_Http))
# 4 /var/www/html/app/code/core/Mage/Core/Model/App.php(354): Mage_Core_Controller_Varien_Front-> dispatch ()
# 5 /var/www/html/app/Mage.php(684): Mage_Core_Model_App-> run (Array)
# 6 /var/www/html/index.php(97): Mage :: run (& # 39; & # 39 ;, & # 39; store & # 39;)
# 7 {main}

Can anyone help us fix this?