Authentication is required to create a color managed device in XRDP

Authentication is required to create a color managed device

The error sometimes seen in CentOS 7.x remote connect via xRDP.

Workaround

Add the following content to file allow-colord.pkla

File /etc/polkit-1/localauthority/50-local.d/allow-colord.pkla

[Allow colord for all users]
Identity=unix-user:*
Action=org.freedesktop.color-manager.create-device;org.freedesktop.color-manager.create-profile;org.freedesktop.color-manager.delete-device;org.freedesktop.color-manager.delete-profile;org.freedesktop.color-manager.modify-device;org.freedesktop.color-manager.modify-profile 
ResultAny=yes
ResualtInactive=auth_admin
ResultActive=yes

H/T WebLab360.com