There is change needed in the xml file at the undergiven path:
$BI_HOME/web/msgdb/messages/controlmessages.xml
Replace the line
<WebMessage name="kmsgChangePasswordLink"><!-- <HTML><a insert="1"><sawm:messageRef name="kmsgUIChangePassword"/></a></HTML> --></WebMessage>
with
<WebMessage name="kmsgChangePasswordLink"><HTML><a insert="1"><sawm:messageRef name="kmsgUIChangePassword"/></a></HTML></WebMessage>
