05-19-2020, 06:05 AM
(05-18-2020, 11:03 PM)brb78 Wrote: When I run "AT+CMGD=0,4" it returns "+CMS ERROR: 350" but the Quectel manual doesn't seem to define a CMS ERROR: 350. Seems the manual skips right from Error 332 to Error 500.
Indeed, I am not certain what the error means. From searching the Web it seems that it would be a general no connection error. I have only ever had that error when running the command if the Sim card is removed, or the phone is not registered with the isp / out of signal.