magento bug fixing - access to admin url corrupt. database needs fixing + adjusting settings

i tried changing the admin url for magento inside admin panel i saved the changes entered the new admin url, and got an error below ... Trace: #0 /var/www/vhosts/[login to view URL](726): Zend_Uri::factory('[login to view URL]') #1 /var/www/vhosts/[login to view URL](553): Mage_Core_Model_Store->isCurrentlySecure() #2 /var/www/vhosts/[login to view URL](381): Mage_Core_Model_Store->getBaseUrl('skin', NULL) #3 /var/www/vhosts/[login to view URL](326): Mage::getBaseUrl('skin', NULL) #4 /var/www/vhosts/[login to view URL](481): Mage_Core_Model_Design_Package->getSkinBaseUrl(Array) #5 /var/www/vhosts/[login to view URL](979): Mage_Core_Model_Design_Package->getSkinUrl('[login to view URL]', Array) #6 /var/www/vhosts/[login to view URL](32): Mage_Core_Block_Abstract->getSkinUrl('[login to view URL]') #7 /var/www/vhosts/[login to view URL](241): include('/var/www/vhosts...') #8 /var/www/vhosts/[login to view URL](272): Mage_Core_Block_Template->fetchView('adminhtml/defau...') #9 /var/www/vhosts/[login to view URL](286): Mage_Core_Block_Template->renderView() #10 /var/www/vhosts/[login to view URL](81): Mage_Core_Block_Template->_toHtml() #11 /var/www/vhosts/[login to view URL](863): Mage_Adminhtml_Block_Template->_toHtml() #12 /var/www/vhosts/[login to view URL](43): Mage_Core_Block_Abstract->toHtml() #13 /var/www/vhosts/[login to view URL](863): Mage_Core_Block_Text_List->_toHtml() #14 /var/www/vhosts/[login to view URL](555): Mage_Core_Block_Abstract->toHtml() #15 /var/www/vhosts/[login to view URL](390): Mage_Core_Model_Layout->getOutput() #16 /var/www/vhosts/[login to view URL](82): Mage_Core_Controller_Varien_Action->renderLayout() #17 /var/www/vhosts/[login to view URL](419): Mage_Adminhtml_IndexController->loginAction() #18 /var/www/vhosts/[login to view URL](250): Mage_Core_Controller_Varien_Action->dispatch('login') #19 /var/www/vhosts/[login to view URL](176): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http)) #20 /var/www/vhosts/[login to view URL](354): Mage_Core_Controller_Varien_Front->dispatch() #21 /var/www/vhosts/[login to view URL](683): Mage_Core_Model_App->run(Array) #22 /var/www/vhosts/[login to view URL](87): Mage::run('', 'store') #23 {main} After fixing the bug, setup the magento basic setup 15minute job below.. - adding 2 shipping rates & showing me how to add more shipping rates - adjusting settings catalogue category names and structure - adjusting settings for colours of the main magento store front - adjusting settings for the Contact us webforms # no developement is required. The whole operation should take 1hours or 1.5hours # urgent fixing required