Hi, On 03/08/2018 11:47 AM, Eswaran Vinothkumar (BEG/PJ-IOT-EL) wrote: > Mar 08 17:14:51 alen-eval-kit ofonod[175]: ../ofono-1.22/drivers/qmimodem/devinfo.c:string_cb() > Mar 08 17:14:51 alen-eval-kit ofonod[175]: ../ofono-1.22/drivers/qmimodem/devinfo.c:qmi_query_serial() > Mar 08 17:14:51 alen-eval-kit ofonod[175]: ../ofono-1.22/drivers/qmimodem/sim.c:get_card_status_cb() > Mar 08 17:14:51 alen-eval-kit ofonod[175]: ../ofono-1.22/src/sim.c:ofono_sim_add_state_watch() 0x198d658 You would have to check the logic inside get_card_status_cb() to figure out why the sim isn't being detected. Regards, -Denis