What happened?
The printer displaying the message: Cannot get the update channel, please restart the printer and try again.
Error name: Cannot set update channel
Error code: #10514
beta in advanced settings -> firmware update. The admin interface allows to switch also to dev. This signals switch failure. Most probably the printer configuration is somehow broken. An update to latest build in the current channel or factory reset could help."}" data-sheets-userformat="{"2":33554945,"3":{"1":0},"12":0,"28":1}">This is related to update channels for stable or beta versions of the firmware. The user can choose between a stable and beta version of the firmware, in Settings -> Firmware. The printer cannot read the current configuration or update-source. Most probably the printer configuration is somehow broken.
How to fix it?
beta in advanced settings -> firmware update. The admin interface allows to switch also to dev. This signals switch failure. Most probably the printer configuration is somehow broken. An update to latest build in the current channel or factory reset could help."}" data-sheets-userformat="{"2":33554945,"3":{"1":0},"12":0,"28":1}">Update to the latest stable firmware version and/or factory reset.