Idea Sim - Cell - No. - [protected] — SIM NOT FUNCTIONING

DEAR SIR - I DO HAVE ONE IDEA CELL PHONE NO. [protected]. THE SIM /CELL HAD QUITE GOOD AMOUNT IN BALANCE, AS WELL LONG VALIDITY PERIOD. THE CELL IS SHOWING "ONLY EMERGENCY CALLS"-WHICH ALSO DO NOT FUNCTION . WHEN I PUT THE SIM IN OTHER CELL INSTRUMENT MESSAGE DISPLAYED AS "SIM REGISTRATION FAILED". I AM A VERY OLD CUSTOMER OF YOUR i.e. IDEA CELLULAR AND DO SEEK TO RESOLVE MY PROBLEM /CRISIS IMMEDIATELY BY MAKING THE SIM IN FUNCTION. MAY PLEASE GIVE S.M.S. OR CALL ON MY COMPANY'S CELL NO. -[protected].
THANKS & EXPECTATION OF EARLY MOST SOLUTION.
P.K.SHARMA-BHOPAL-M.P.