07-18-2020, 05:49 PM 
		
	
	
		I am testing US Mobile service and also unable to send SMS
Running mobian, nightly from yesterday, but image from week ago had the same problem
In journalctl output I see
Same issue regardless of using Chatty vs modem-manager-gui
	
	
	
	
Running mobian, nightly from yesterday, but image from week ago had the same problem
In journalctl output I see
Code:
...ModemManager[1615]: transaction 0xd aborted, but message is not abortable
...ModemManager[1615]: [/dev/cdc-wdm0] No transaction matched in received messageSame issue regardless of using Chatty vs modem-manager-gui

 Unable to send SMS on US Mobile GSM (T-Mobile MVNO)
				