Java WinWin Installation Trouble-shooting Guide

1. Check DB server is running

• %ps -x | grep db_server

If DB server is running,

• Go to 2.

If  not,

• %cd WINWIN_HOME
• %db_server
• Go to 1.

2. Execute virtual winwin from shell with debugging flag

• %cd HTTP_SERVER_ROOT_DIR/cgi-bin
• %run-vwinwin username -df
Output should look like
User name username
Checking WinWin Env. OK
Checking DB Server. OK
Socket is ready. OK
WinWin DB server port 4678
Vwinwin is waiting connection at port 4680
Change directory to HTTP Server DOC root /usr/cse04/httpd_1.3/htdocs
Write tmp file username.tmp OK
Init Vwinwin. OK

If a virtual winwin process is running,

• %ps -x | grep vwinwin
• %kill process_number
• %cd HTTP_SERVER_DOC_ROOT_DIR
• %rm username.tmp
• Goto 3.

If not,

• Check your winwin environment,
• Goto 2.

3.  Execute virtual winwin from the browser

• Open a browser ( Netscape 4.x, Internet Explorer 4.x, or HotJava 1.2)
• Open URL http://your-web-server/../cgi-bin/run-vwinwin?joolee
• Check virtual winwin process
• %ps -x | grep vwinwin

If a virtual winwin process is running,

• %kill process_number
• %cd HTTP_SERVER_DOC_ROOT_DIR
• %rm joolee.tmp
• Goto 4.

If not,

•  Check URL for run-vwinwin,
•  Goto 3.

4. Try Java winwin

• Modify debug.html file in the winwin_client directory
• Browse the URL http://your-HTTP-server/winwin_client/debug.html
• Wait until downloading is done
• Open Java Console Window, if possible ( Netscape, or HotJava )
• Click Start Winwin button
• Enter your login name
• Click OK button
• Check WinWin Main Window is coming up

Outputs of Java Console look like below
Netscape Communications Corporation -- Java 1.1.2
Type '?' for options.
Symantec Java! ByteCode Compiler Version 210.065
Copyright (C) 1996-97 Symantec Corporation
Http Server Name : sunset.usc.edu
HTTP Server Port Number : 8080
WinWin DB Server Port Number : 4678
Script File Name : ../cgi-bin/run-vwinwin
Java Cocomo URL : http://sunset.usc.edu/j_cocomo/cocomo.html
User Name : joolee
Invoking cgi-script../cgi-bin/run-vwinwin?joolee
Virtual winwin Port :4681
Connection Established

 5. Questions or need more help

• Send mail to joolee@sunset.usc.edu with outputs from your trial, if applicable.