Hi,
We tried upgrading icingaweb2 from 2.5.3 to 2.6.0 on CentOS 6.9
But i am seeing this error on accessing icingaweb2 portal, after i did the upgrade
Fatal error: Method Icinga\Web\Widget\Tabs::__toString() must not throw an exception in zend.view:///usr/share/icingaweb2/application/views/scripts/dashboard/index.phtml on line 3
ErrorException in /usr/share/icingaweb2/library/Icinga/Web/View.php:116 with message: Use of undefined constant ENT_SUBSTITUTE - assumed ‘ENT_SUBSTITUTE’ #0 /usr/share/icingaweb2/library/Icinga/Web/View.php(116): Icinga\Application{closure}(Integer, String, String, Integer, Array) #1 /usr/share/icingaweb2/library/Icinga/Web/View/helpers/url.php(59): Icinga\Web\View->escape(String) #2 [internal function]: Icinga\Web\View{closure}(String, String) #3 /usr/share/icingaweb2/library/Icinga/Web/View.php(189): call_user_func_array(Object(Closure), Array) #4 /usr/share/icingaweb2/library/Icinga/Web/View.php(276): Icinga\Web\View->callHelperFunction(String, Array) #5 zend.view:///usr/share/icingaweb2/application/views/scripts/authentication/login.phtml(28): Icinga\Web\View->__call(String, Array) #6 zend.view:///usr/share/icingaweb2/application/views/scripts/authentication/login.phtml(28): Icinga\Web\View->qlink(String, String) #7 /usr/share/icingaweb2/library/Icinga/Web/View.php(259): include(String) #8 /usr/share/icingaweb2/library/vendor/Zend/View/Abstract.php(877): Icinga\Web\View->_run(String) #9 /usr/share/icingaweb2/library/vendor/Zend/Controller/Action/Helper/ViewRenderer.php(904): Zend_View_Abstract->render(String) #10 /usr/share/icingaweb2/library/vendor/Zend/Controller/Action/Helper/ViewRenderer.php(925): Zend_Controller_Action_Helper_ViewRenderer->renderScript(String, NULL) #11 /usr/share/icingaweb2/library/vendor/Zend/Controller/Action/Helper/ViewRenderer.php(964): Zend_Controller_Action_Helper_ViewRenderer->render() #12 /usr/share/icingaweb2/library/vendor/Zend/Controller/Action/HelperBroker.php(272): Zend_Controller_Action_Helper_ViewRenderer->postDispatch() #13 /usr/share/icingaweb2/library/vendor/Zend/Controller/Action.php(518): Zend_Controller_Action_HelperBroker->notifyPostDispatch() #1
What am i missing here?
Any help is much appreciated
Thanks