Mails werden im Shop nicht versendet

Hallo ich habe das Problem das weder die Nachrichten im Kontaktformular versendet werden noch bei der Bestellung. Vielleich hat jemand eine Lösung. Danke Hier mein Logfile [2014-12-08 14:32:46] core.ERROR: exception ‚Zend_Mail_Protocol_Exception‘ with message ‚Could not open socket‘ in /munmnahg/www.mundartshirt.com/engine/Library/Zend/Mail/Protocol/Abstract.php:277 Stack trace: #0 /munmnahg/www.mundartshirt.com/engine/Library/Zend/Mail/Protocol/Smtp.php(167): Zend_Mail_Protocol_Abstract->_connect(‚tcp://mail.mund…‘) #1 /munmnahg/www.mundartshirt.com/engine/Library/Zend/Mail/Transport/Smtp.php(199): Zend_Mail_Protocol_Smtp->connect() #2 /munmnahg/www.mundartshirt.com/engine/Library/Zend/Mail/Transport/Abstract.php(348): Zend_Mail_Transport_Smtp->_sendMail() #3 /munmnahg/www.mundartshirt.com/engine/Library/Zend/Mail.php(1194): Zend_Mail_Transport_Abstract->send(Object(Enlight_Components_Mail)) #4 /munmnahg/www.mundartshirt.com/engine/Library/Enlight/Components/Mail.php(332): Zend_Mail->send(NULL) #5 /munmnahg/www.mundartshirt.com/engine/Shopware/Controllers/Frontend/Forms.php(272): Enlight_Components_Mail->send() #6 /munmnahg/www.mundartshirt.com/engine/Shopware/Controllers/Frontend/Forms.php(159): Shopware_Controllers_Frontend_Forms->commitForm() #7 /munmnahg/www.mundartshirt.com/engine/Library/Enlight/Controller/Action.php(159): Shopware_Controllers_Frontend_Forms->indexAction() #8 /munmnahg/www.mundartshirt.com/engine/Library/Enlight/Controller/Dispatcher/Default.php(528): Enlight_Controller_Action->dispatch(‚indexAction‘) #9 /munmnahg/www.mundartshirt.com/engine/Library/Enlight/Controller/Front.php(228): Enlight_Controller_Dispatcher_Default->dispatch(Object(Enlight_Controller_Request_RequestHttp), Object(Enlight_Controller_Response_ResponseHttp)) #10 /munmnahg/www.mundartshirt.com/engine/Shopware/Kernel.php(141): Enlight_Controller_Front->dispatch() #11 /munmnahg/www.mundartshirt.com/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/HttpCache.php(472): Shopware\Kernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #12 /munmnahg/www.mundartshirt.com/engine/Shopware/Components/HttpCache/AppCache.php(256): Symfony\Component\HttpKernel\HttpCache\HttpCache->forward(Object(Symfony\Component\HttpFoundation\Request), true, NULL) #13 /munmnahg/www.mundartshirt.com/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/HttpCache.php(243): Shopware\Components\HttpCache\AppCache->forward(Object(Symfony\Component\HttpFoundation\Request), true) #14 /munmnahg/www.mundartshirt.com/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/HttpCache.php(260): Symfony\Component\HttpKernel\HttpCache\HttpCache->pass(Object(Symfony\Component\HttpFoundation\Request), true) #15 /munmnahg/www.mundartshirt.com/engine/Shopware/Components/HttpCache/AppCache.php(132): Symfony\Component\HttpKernel\HttpCache\HttpCache->invalidate(Object(Symfony\Component\HttpFoundation\Request), true) #16 /munmnahg/www.mundartshirt.com/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/HttpCache/HttpCache.php(189): Shopware\Components\HttpCache\AppCache->invalidate(Object(Symfony\Component\HttpFoundation\Request), true) #17 /munmnahg/www.mundartshirt.com/engine/Shopware/Components/HttpCache/AppCache.php(113): Symfony\Component\HttpKernel\HttpCache\HttpCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #18 /munmnahg/www.mundartshirt.com/shopware.php(109): Shopware\Components\HttpCache\AppCache->handle(Object(Symfony\Component\HttpFoundation\Request)) #19 {main} {„uid“:„d012dcd“}