404 error after installing linBI

Hi,

http://localhost:8080/lincebi is giving 404 Error. It seems tomcat is failing to load linceBI jar. Follow is the part from tomcat error log

SEVERE [localhost-startStop-1] org.apache.catalina.loader.WebappClassLoaderBase.checkThreadLocalMapForLeaks The web application [lincebi] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@61aa2755]) and a value of type [java.util.ArrayList] (value [[org.pentaho.platform.api.engine.PentahoSystemException: org.pentaho.platform.api.engine.PentahoSystemException: PentahoSystem.ERROR_0014 - Error while trying to execute startup sequence for org.pentaho.platform.osgi.OSGIBoot, java.lang.NullPointerException: Cannot invoke “java.lang.ClassLoader.loadClass(String)” because “loader” is null, java.lang.NullPointerException: Cannot invoke “java.lang.ClassLoader.loadClass(String)” because “loader” is null,

What Java version and operating system are you using?