Try to find this block in functions.php
$business_profile = asc_prepare_user_business_profile($id, $user);
if(!empty($business_profile) && isset($business_profile['fk_i_user_id'])) {
$model->updateUserBusinessProfile($business_profile);
$error_code = $model->dao->getErrorLevel();
$error_desc = $model->dao->getErrorDesc();
if($error_code != '' && $error_code != 0) {
$errors[] = __('Business profile update', 'account_sync') . ' - ' . $error_code . ': ' . $error_desc;
}
}
and wrap it into:
if(in_array('user_business_profile', $columns)) {
...
}