visa stamping date mistake,plz help me

[reenu81]

I have a very unique problem,my adminstrative process got cleared and i got the visa but to my shock visa expiry date was given upto 26th may 2016 but i have petition date upto june 2011 only which was correctly given on my kid visa stamp,so now will it create a problem in port of entry if i go with the same visa or i have to go and change it,again if i change it will they put me in administrative process or the clearance which i got have some time limit,im really in huge stress plz murthy attorney or senor members help me plz.