work flow issue

In one server having 3 different types of Instances are there.

and i am Configure the workflow and it’s working fine.

First instance website and port number is 80

Second instances creating new website and given port number is 8080. when i am browse the website its workin fine. but in ax2009 work flow configuration wizard form the url is not valid.The below error message will come

The request failed with HTTP status 404: Not Found.

Please find the below attachment. flow issue.docx (406 KB)