2299b226__Configuration_Synchronization__status_for_individual_devices_Sync_Status
[Color] Red The device does not recognize that it is a member of the device group. Recommended action: Log into the relevant device and view the Device Management > Device Groups screens to see if the device is a member of the device group. If not, add the device to the device group. [Sync Status] 
Device does not recognize membership in this group
AskF5 | Manual Chapter: Managing Configuration Synchronization
Sync Status