Liferay ERROR SERVLET_CONTEXT_/html/themes/classic/templates/portlet.vm does not exist

Problem:

10:03:16,205 ERROR [RuntimePageImpl-6][ThemeUtil:426] _SERVLET_CONTEXT_/html/themes/classic/templates/portlet.vm does not exist
10:03:16,212 ERROR [RuntimePageImpl-5][ThemeUtil:426] _SERVLET_CONTEXT_/html/themes/classic/templates/portlet.vm does not exist
10:03:16,248 ERROR [RuntimePageImpl-4][ThemeUtil:426] _SERVLET_CONTEXT_/html/themes/classic/templates/portlet.vm does not exist
10:03:16,249 ERROR [ajp-bio-8009-exec-8][ThemeUtil:426] _SERVLET_CONTEXT_/html/themes/classic/templates/portal_normal.vm does not exist

Solution

1. Build and Deploy themes:
   
   

   liferay-portal-src/portal-web $ ant clean build-themes deploy

   Buildfile: /opt/liferay.git/portal.git/portal-web/build.xml
   
   build-themes:
   
   build-alloy:
   
   build-alloy-bootstrap:
   
   build-alloy-font-awesome:
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system.properties
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system-ext.properties
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system.properties
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system-ext.properties
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system.properties
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system-ext.properties
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system.properties
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system-ext.properties
        [copy] Copying 671 files to /opt/liferay.git/portal.git/portal-web/docroot/html/themes/classic
        [copy] Copied 56 empty directories to 6 empty directories under /opt/liferay.git/portal.git/portal-web/docroot/html/themes/classic
        [copy] Copying 13 files to /opt/liferay.git/portal.git/portal-web/docroot/html/themes/classic
        [copy] Copying 21 files to /opt/liferay.git/portal.git/portal-web/docroot/html/themes/classic
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system.properties
        [java] Loading file:/opt/liferay.git/portal.git/portal-impl/classes/system-ext.properties
        [copy] Copying 671 files to /opt/liferay.git/portal.git/portal-web/docroot/html/themes/control_panel
        [copy] Copied 56 empty directories to 6 empty directories under /opt/liferay.git/portal.git/portal-web/docroot/html/themes/control_panel
        [copy] Copying 13 files to /opt/liferay.git/portal.git/portal-web/docroot/html/themes/control_panel
        [copy] Copying 45 files to /opt/liferay.git/portal.git/portal-web/docroot/html/themes/control_panel
        [copy] Copying 1 file to /opt/liferay.git/portal.git/portal-web/docroot

   deploy-fast:
        [copy] Copying 1272 files to /opt/liferay.git/bundles/tomcat-7.0.42/webapps/ROOT
   
   BUILD SUCCESSFUL
   Total time: 3 seconds
   
   

2. Restart portal