Dropbox is failing to reply to the app - TMS FNC Cloud Pack - TMS Support Center

A user of my app is reporting a new problem with Dropbox. The permission screen appears and then he gets an error: Most of the users who have tried out my app with the TMS FNC Cloud Pack library are reporting no issues with Dropbox.

TMS FNC UI Pack Delphi UI components: Grid, Planner, Treeview

TMS FNC Cloud Pack Delphi REST components to access Google

TMS Software, Blog

TMSFNCTaskDialog - button placement - TMS FNC UI Pack - TMS

TMS Software, Blog

TMS Software

TMS Software

TMS VCL Cloud Pack Seamless access to a wide range of popular

TMS Software TMS Cloud / Mapping Controls

TMS Software

TMS FNS Cloud Pack - Firebase demo - TMS FNC Cloud Pack - TMS

TMS FNC Cloud Pack Delphi REST components to access Google

TMS Software