Problem with Fedex at checkout

[mamou]

Hello I need help please....I setup my fedex shipping with all the information fedex provide me and I save it successfully but when I tried to checkout with a product and here the message I get

Fatal error: Class 'SoapClient' not found in /home/encor289/public_html/dir/extensions/default_fedex/storefront/model/extension/default_fedex.php on line 110

[abolabo]

Hello I need help please....I setup my fedex shipping with all the information fedex provide me and I save it successfully but when I tried to checkout with a product and here the message I get

Fatal error: Class 'SoapClient' not found in /home/encor289/public_html/dir/extensions/default_fedex/storefront/model/extension/default_fedex.php on line 110

hello.
Do you have soap extension of php installed on your server?
i mean this http://php.net/manual/en/soap.installation.php
Unfortunally, fedex extension does not works without it.