Omeka has encountered an error

Zend_Controller_Router_Exception

revision-id is not specified

#0 /home/virtualv/public_html/volunteer/application/libraries/Zend/Controller/Router/Rewrite.php(470): Zend_Controller_Router_Route->assemble(Array, false, true)
#1 /home/virtualv/public_html/volunteer/application/libraries/Zend/View/Helper/Url.php(49): Zend_Controller_Router_Rewrite->assemble(Array, 'scripto_revisio...', false, true)
#2 /home/virtualv/public_html/volunteer/application/helpers/Url.php(79): Zend_View_Helper_Url->url(Array, 'scripto_revisio...', false, true)
#3 /home/virtualv/public_html/volunteer/application/helpers/UrlFunctions.php(53): Omeka_View_Helper_Url->url(Array, 'scripto_revisio...', Array, false, true)
#4 /home/virtualv/public_html/volunteer/themes/scribe/scripto/index/revision.php(33): uri(Array, 'scripto_revisio...')
#5 /home/virtualv/public_html/volunteer/application/libraries/Omeka/View.php(113): include('/home/virtualv/...')
#6 /home/virtualv/public_html/volunteer/application/libraries/Zend/View/Abstract.php(888): Omeka_View->_run('/home/virtualv/...')
#7 /home/virtualv/public_html/volunteer/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(900): Zend_View_Abstract->render('index/revision....')
#8 /home/virtualv/public_html/volunteer/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(921): Zend_Controller_Action_Helper_ViewRenderer->renderScript('index/revision....', NULL)
#9 /home/virtualv/public_html/volunteer/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(960): Zend_Controller_Action_Helper_ViewRenderer->render()
#10 /home/virtualv/public_html/volunteer/application/libraries/Zend/Controller/Action/HelperBroker.php(277): Zend_Controller_Action_Helper_ViewRenderer->postDispatch()
#11 /home/virtualv/public_html/volunteer/application/libraries/Zend/Controller/Action.php(527): Zend_Controller_Action_HelperBroker->notifyPostDispatch()
#12 /home/virtualv/public_html/volunteer/application/libraries/Zend/Controller/Dispatcher/Standard.php(295): Zend_Controller_Action->dispatch('revisionAction')
#13 /home/virtualv/public_html/volunteer/application/libraries/Zend/Controller/Front.php(954): Zend_Controller_Dispatcher_Standard->dispatch(Object(Zend_Controller_Request_Http), Object(Zend_Controller_Response_Http))
#14 /home/virtualv/public_html/volunteer/application/libraries/Zend/Application/Bootstrap/Bootstrap.php(97): Zend_Controller_Front->dispatch()
#15 /home/virtualv/public_html/volunteer/application/libraries/Zend/Application.php(366): Zend_Application_Bootstrap_Bootstrap->run()
#16 /home/virtualv/public_html/volunteer/application/libraries/Omeka/Core.php(165): Zend_Application->run()
#17 /home/virtualv/public_html/volunteer/index.php(28): Omeka_Core->run()
#18 {main}