Tried that and it does change the screen res on the Linux Client player, but Same contiously looping error. Never downloads anything.
Here is the debut error when I launch from terminal:
signage@ICSvm:~$ xibo-player
[15:04:08.153] [8166] [error]: [DBus] ScreenSaver wontābe suspended: org.freedesktop.DBus.Error.ServiceUnknown
(player:8166): Gtk-WARNING **: 15:04:08.194: Theme parsing error: gtk.css:1566:23: āfont-feature-settingsā is not a valid property name
(player:8166): Gtk-WARNING **: 15:04:08.201: Theme parsing error: gtk.css:3616:25: āfont-feature-settingsā is not a valid property name
(player:8166): Gtk-WARNING **: 15:04:08.203: Theme parsing error: gtk.css:4078:23: āfont-feature-settingsā is not a valid property name
[15:04:08.304] [8166] [debug]: [CollectionInterval] Interval updated to 60 seconds
[15:04:08.793] [8178] [debug]: [CollectionInterval] Started
** (player:8166): WARNING **: 15:04:08.821: AT-SPI: Could not obtain desktop path or name
** (player:8166): WARNING **: 15:04:08.824: *tk-bridge: GetRegisteredEvents returned message with unknown signature
** (player:8166): WARNING **: 15:04:08.825: atk-bridge: get_device_events_reply: unknown signature
** (player:8166): WARNING **: 15:04:08.826: atk-bridge: get_device_events_reply: unknown signature
[15:04:09.042] [8178] [debug]: [XMDS::RegisterDisplay] Success
[15:04:09.493] [8178] [debug]: [XMDS::Schedule] Received
[15:04:09.493] [8178] [debug]: [XMDS::RequiredFiles] Received
*[ LOG ERROR #0001 **] [2021-01-16 :04:09] ogger] {argument index out of range}
[15:04:09.883] [8178] [debug]: [XMDS::MediaInventory] Submitted
[15:04:10.129] [8178] [debug]: [XMDS::SubmitLogs] Submitted
[15:04:10.129] [8178] [debug]: [CollectionInterval] Finished. Next collection will start in 60 seconds
[15:05:10.130] [8233] [debug]: [CollectionInterval] Started
[15:05:10.414] [8233] [debug]: [XMDS::RegisterDisplay] Success
[15:05:10.855] [8233] [debug]: [XMDS::Schedule] Received
[15:05:10.856] [8233] [debug]: [XMDS::RequiredFiles] Received
[ LOG ERROR #0047 *] [2021-01-16 15:05:10] [logger] {argument index out of range}