Idea Cellular — Not getting register on network from last 13 days

Address:

Gandhi nagar gujarat

Timely paying from last 10 years for a postpaid no [protected]..but after making it VI just the worst experiance . Showing network but Sim not registered, Always showing plz try later, plz try later...
Customer care just saying all ok from there side...want to port but once Idea allow me to send a message..
Sel[censored]sing another postpaid of Vodafone that working...but after using 10 years two postpaid connection as a satisfied customer ..this was a worst experiance that nobody helping in this regards.