AX 2012 R3 data import error message

Dear All, we are trying to import the demo data in ax 2012 r3 and while running the DP file in command promt we are getting following error message any help will beapprciated

It’s a problem with connection to database. Can you connect there by other means? Does it fail immediately?

Dear MOHANSOMASHEKARA,

I am also facing the same error asmentioned in yourpost can you suggest me on it to resolve it.