Board Thread:The Quarters - Q & A/@comment-69.222.134.26-20200113025006/@comment-25085701-20200116213055

According to one of the people in the guild, the inability to create a party challenge is likely a bug. I've filed a bug for you. For now, though I'd just use the browser for setting up and monitoring challenges, since the ability to view challenge progress is only available in the browser version at present..