Session ID is showing as null in web server.

Hi,
Please find the Issue.

In authentication web method i am giving 2 info in i.e Username and Password in header part.

3 info i.e Account short name, Username and Password in Body Part.

Run it.Successfully i got the Session ID.


Then go to Login Webmethod and give Session ID, Username and Password-->Run It.

In Web Server it is showing Null.

can anyone help for the same.