Installation of Alfresco 4.2.f community Edition on Windows 7 (32 bit)

[jaikisanugale]

I have installed Alfresco 4.2.f on Windows 7 (32 bit). However, the alfresco webconsole does not open in browser. The "share" portal open, but cannot login to it. The details of exception are mentioned in the attached log file.

[mrogers]

You have a problem with one of your rmi ports already being in use.

[jaikisanugale]

I have tried different rmi port but still facing same problem
the changes i have made in Alfresco-Global.properties file
instead of 50500 i tried this
alfresco.rmi.services.port=50511