Irctc — No information about updrating 3Ac confim ticket.

Address:

Gwalior, Madhya Pradesh

I booked a conform tatkal ticket PNR no.[protected] from Gwalior to Jabalpur in train no 12190 in 3AC.on[protected]. Ticket was upgraded to 2AC. This informatiom was not given to me either by sms or even TC was not present in coach. This causes great inconvinence to me.There shold be prior information to avoid incovinience to pessenger.