How To Fix Fatal error: Class 'SoapVar' not found in PHP Apache Linux Server

i just got a dedicated server from www.webune.com and i was wondering if you could help me with this error i am getting, my script worked on my local computer but for some reason its not workin on the productions server, you see, my production server is the one i leased from www.webune.com and my development server is a server i use at home to test my code, they both have the same software version like linux, php, apache mysel etc.. however i get this error on my productions server which i am not getting on my dev serve, anyway, here's the error i get



thanks for all your help