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

macos - Can't move Dropbox to ~/Library/CloudStorage - Ask Different

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

TMS Software

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

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

Setup of FNC Core fails - TMS FNC Core - TMS Support Center

TMS FNC Cloud Pack Delphi REST components to access Google

TMS FNC Core Universal core layer for creating rich visual and non

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

TMS FNC Grid Take your application to the next level with data

TMS Software

TMS Software

Setting up a Service Account to allow scanning of Dropbox files