When entered password in login screen which leads to shutdown options immediately

[Sindhu2]

Hi,please help me with this problem.Coming to the problem,I am using windows 7 ultimate and when ever I am trying to enter the password in login screen it immediately redirects to shutdown options,which are in the bottom right corner of the screen.No key is getting pressed.someone please help me with this.Thank you.

 

[xandros9]

Have you tried a different keyboard?