Please help me guys to fix it :
Fatal error: Class 'Mage_Parcelamento_Helper_Data' not found in C:\wamp64\www\magento\app\Mage.php on line 547
Warning: include(Mage\Parcelamento\Helper\Data.php): failed to open stream: No such file or directory in lib\Varien\Autoload.php on line 94
I'm not a programmer, it's so hard. Can you help me , please ?