When creating an app in MobileFirst ,the html page is not loaded . The port number in the error message is shown as -1 . IDE is Eclipse Mars
I followed steps available on this link :https://www.sitepoint.com/build-a-mobile-hybrid-app-using-ibm-worklight-part-1/
On Clicking Finish ,in the wizard ,pops up the error message ,with the index.html opened in the background