app/code/community/Adyen/Payment/Model/System/Config/Backend/Installments.php
protected function _afterLoad()
    {
        $value = $this->getValue();
        $value = Mage::helper('adyen/installments')->makeArrayFieldValue($value);
        $this->setValue($value);
    }
protected function _afterLoad()
    {
        $value = $this->getValue();
        $value = Mage::helper('adyen/installments')->makeArrayFieldValue($value);
        $this->setValue($value);
    }
protected function _afterLoad ( ) { $ value = $ this -> getValue ( ) ; $ value = Mage :: helper ( 'adyen/installments' ) -> makeArrayFieldValue ( $ value ) ; $ this -> setValue ( $ value ) ; }
Process data after load
Process data after load