Fatal error: Class 'Mage_Core_Model_Store_Exception' not found in /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Model/App.php on line 1322

Call Stack:
    0.0001     631456   1. {main}() /var/www/vhosts/rarefashion.co.uk/public_html/index.php:0
    0.0007     762672   2. Mage::run() /var/www/vhosts/rarefashion.co.uk/public_html/index.php:87
    0.0018    1114472   3. Mage_Core_Model_App->run() /var/www/vhosts/rarefashion.co.uk/public_html/app/Mage.php:640
    0.0432    3823344   4. Mage_Core_Controller_Varien_Front->dispatch() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Model/App.php:349
    0.0595    4482688   5. Mage_Core_Controller_Varien_Router_Standard->match() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Controller/Varien/Front.php:176
    0.0603    4563216   6. Mage_Core_Controller_Varien_Action->dispatch() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php:250
    0.0604    4564672   7. Mage_Core_Controller_Front_Action->preDispatch() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Controller/Varien/Action.php:409
    0.0611    4672832   8. Mage_Core_Controller_Varien_Action->preDispatch() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Controller/Front/Action.php:59
    0.0702    5292360   9. Mage::dispatchEvent() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Controller/Varien/Action.php:505
    0.0702    5293736  10. Mage_Core_Model_App->dispatchEvent() /var/www/vhosts/rarefashion.co.uk/public_html/app/Mage.php:416
    0.0848    5691752  11. Mage_Core_Model_App->_callObserverMethod() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Model/App.php:1284
    0.0848    5691752  12. AW_Mobile_Model_Observer->predispatch() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Model/App.php:1303
    0.0858    5693032  13. AW_Mobile_Helper_Data->getTargetPlatform() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/local/AW/Mobile/Model/Observer.php:165
    0.0858    5693032  14. AW_Mobile_Helper_Data->getDisabledOutput() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/local/AW/Mobile/Helper/Data.php:342
    0.0858    5693144  15. Mage::getStoreConfig() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/local/AW/Mobile/Helper/Data.php:372
    0.0858    5693192  16. Mage_Core_Model_App->getStore() /var/www/vhosts/rarefashion.co.uk/public_html/app/Mage.php:322
    0.0892    5749280  17. Mage_Core_Model_App->throwStoreException() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Model/App.php:834
    0.0892    5749624  18. Varien_Autoload->autoload() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Model/App.php:0
    0.0901    5754552  19. mageCoreErrorHandler() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Model/App.php:93
    0.0903    5778888  20. Mage::log() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/local/Mage/Core/functions.php:244
    0.0903    5779096  21. Mage::getStoreConfig() /var/www/vhosts/rarefashion.co.uk/public_html/app/Mage.php:714
    0.0903    5779144  22. Mage_Core_Model_App->getStore() /var/www/vhosts/rarefashion.co.uk/public_html/app/Mage.php:322
    0.0920    5785088  23. Mage_Core_Model_App->throwStoreException() /var/www/vhosts/rarefashion.co.uk/public_html/app/code/core/Mage/Core/Model/App.php:834