2918002 - AS Java administration pages showing "Service cannot be reached - HTTP 404" error

Administration pages like http://<hostname>:<port>/nwa or http://<hostname>:<port>/sld are failing with error code 404 after system restart.

Default traces are showing following exception:

Global [startApp] operation of application [sap.com/com.sap.security.core.logon] finished with non-critical warnings for [123] ms on server process [12345678]: [
>>> Warnings <<<
1). Cannot parse jsp [/usr/sap/<SID>/<instanceID>/j2ee/cluster/apps/sap.com/com.sap.security.core.logon/servlet_jsp/logon_ui_resources/root/resetPasswordPage.jsp]. Error is: [[/<directory>/sap.com/com.sap.security.core.logon/servlet_jsp/logon_ui_resources/root/resetPasswordPage.jsp]].
2). Cannot parse jsp [/usr/sap/<SID>/<instanceID>/j2ee/cluster/apps/sap.com/com.sap.security.core.logon/servlet_jsp/logon_ui_resources/root/systemMessagesPage.jsp]. Error is: [[/<directory>/sap.com/com.sap.security.core.logon/servlet_jsp/logon_ui_resources/root/systemMessagesPage.jsp]].

SAP NetWeaver Application Server Java

 404 Not found, NWA, SLD, Blank Page, Service Cannot be Reached , KBA , BC-JAS-COR , Enterprise Runtime, Core J2EE Framework , Problem