Deployed Live app does not prompt for Log-On

Summary:

Hi! We have Deployed a Live app, but it does not prompt for user Log on, it displays the welcome page, but with no functions allowed (since these are secured by user roles). When a user logons to a second app with the same security group, then the user can then return and use all the secured functions on the problem app (it does not prompt for log-on, just allows entry). The problem app is a PWA, and uses user roles, which have been assigned a group in the Integrated