Hello guys

i tried and tried issuing AT command using hypertherminal through my phone nokia6120 c.. it works in sending SMS, and other command but the very important command at+cmgr seems not working.. is there any tricks or any solutions for this to work? and please could you let me know how?

i issued a command through hyperterminal

AT+CMGF=1
OK


AT+CMGR?
ERROR

AT+CMGR=?
ERROR

please help me guys.. how to read SMS using my phone nokia 6120 classic.
What do i need all to work this.

Thank you so much and really appreciate all your helps..

Thank you