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How to fix missing AT^SJMSEC command error

FAQ, March 2, 2017 - 4:40am, 1032 views

Sometimes after certain firmware upgrade or tweaking module settings, on Java modules like EHSx, people encountered error like this:

+CME ERROR: Unknown 

Usually this is because the ^SCFG: "Userware/Autostart" has been turned-off.

To find out, one can check the output of AT^SCFG? and AT^SJAM=5, if both

  • AT^SJAM=5 shows nothing is running and
  • The output of AT^SCFG? is ^SCFG: "Userware/Autostart","0"

You can fix the issue with



jayden's picture

The ME keystore has been activated, AT^SJMSEC? gives ^SJMSEC: 2,0,1,0. I am able to start my signed jar files.  cheap essays  However, when I try to disable MES tools/OBEX with ObexActivationOff.txt via