if its in Reliance GSM pre paid, i can try helping you. I just solved my problem myself.  
Give me more details to help you. 
Operator: Reliance  
Prepaid / GSM 
Network Circle wher u purchased ? 
Network Circle wher u using currently? 
Mobile Handset with model ? 
Is the Error code displayed in your mobile when u switch it on ??  
"44'H, ME ERROR "