Idea — Emergency calls only and registration failure

Address:	Margao,Goa
Website:	Consumercomplaints.in

My name is Fred and my idea Sim is showing registration errors from yesterday.I saw it fit to complain about the issue.I tried inserting it in other cell phones of my siblings, but it's error doesn't seem to resolve. It's displaying " emergency calls only " on the status bars of all the phones used. The obscurity of this situation led me to the complaints. Please help me .please, please. I have a pre paid plan already
In use. Please help as soon as you can .