Demantra 12.2.4 Collaborator log errors

I have upgrade Demantra from 7.3.0.1 to 12.2.4. I deployed the war file successfully to tomcat 7.0.63. I was unable to log in to CWB. I see the following error in the tomcat local host logs. Apart from this the demantra collab logs also have errors which I have copied below. Please Advise

Tomcat Error

Aug 10, 2015 9:15:44 AM org.apache.catalina.core.StandardHostValve custom

SEVERE: Exception Processing ErrorPage[errorCode=404, location=/portal/notFoundErrorPage.jsp]

org.apache.jasper.JasperException: An exception occurred processing JSP page /portal/../common/commonInclude.jsp at line 33

30:     response.setHeader("Cache-Control", "no-cache");

31:     response.setDateHeader("Expires", 0);

32:

33:     String lang = ServerTranslationUtility.getLoginLanguage(request);

34: %>

Stacktrace:

        at org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:575)