Issue is related to Order Delivery Date for WooCommerce.
function orddd_lite_capabilities() {
$role = get_role( 'shop_manager' );
if( '' != $role ) {
$role->add_cap( 'manage_options' );
}
}
Comment out the line
//add_action( 'admin_init', array( &$this, 'orddd_lite_capabilities' ));