We have performed an upgrade from WEB AS 640 to NW04s sr1 (700)on our BW system running on Solaris 10/Oracle 10.2. We cannot logon to visual administrator. The error message is cannot open connection on port 50004 We have change the J2EE_Admin password in config tool and the problem still exist. Also we cannot logon to the default page http://188.8.131.52:50000/ or any of the default portal pages. Can anyone assist?