please can you help me with this error ...
in this file i have this error ...
/app/code/core/Mage/Usa/Model/Shipping/Carrier/Dhl/International.php on line 445
Fatal error: Class 'Zend_Measure_Length' not found in Mage_Usa_Model_Shipping_Carrier_Dhl_International.php on line 445
and this is the method who have this error ...
public function getCode($type, $code = '')
{
$codes = array(
'unit_of_measure' => array(
'L' => Mage::helper('usa')->__('Pounds'),
'K' => Mage::helper('usa')->__('Kilograms'),
),
'unit_of_dimension' => array(
'I' => Mage::helper('usa')->__('Inches'),
'C' => Mage::helper('usa')->__('Centimeters'),
),
'unit_of_dimension_cut' => array(
'I' => Mage::helper('usa')->__('inch'),
'C' => Mage::helper('usa')->__('cm'),
),
'dimensions' => array(
'HEIGHT' => Mage::helper('usa')->__('Height'),
'DEPTH' => Mage::helper('usa')->__('Depth'),
'WIDTH' => Mage::helper('usa')->__('Width'),
),
'size' => array(
'0' => Mage::helper('usa')->__('Regular'),
'1' => Mage::helper('usa')->__('Specific'),
),
'dimensions_variables' => array(
'L' => Zend_Measure_Weight::POUND,
'LB' => Zend_Measure_Weight::POUND,
'POUND' => Zend_Measure_Weight::POUND,
'K' => Zend_Measure_Weight::KILOGRAM,
'KG' => Zend_Measure_Weight::KILOGRAM,
'KILOGRAM' => Zend_Measure_Weight::KILOGRAM,
'I' => Zend_Measure_Length::INCH,
'IN' => Zend_Measure_Length::INCH,
'INCH' => Zend_Measure_Length::INCH,
'C' => Zend_Measure_Length::CENTIMETER,
'CM' => Zend_Measure_Length::CENTIMETER,
'CENTIMETER'=> Zend_Measure_Length::CENTIMETER,
)
);and the 445 line is the 'I' => Zend_Measure_Length::INCH
this is when i try to enter to the SHIPPING METHODS in SYSTEM->CONFIGURATION.
somebody can help me!!!!!!!!!!!! 