I am Waiting to attend such tests

In 12th grade page i entered the course duration for class 12th. But it gives error Please mention the correct duration (should be cleared in first attempt)Don't include class 11th.

while registering in application form in nextstep.tcs.com i got an error that please enter the course duration for class 12th . Even though i have entered correctly i got same...

While registering the application form it gives an error that please enter the course duration correctly, mention for only class 12th.But i correctly mentioned the duration but it gives error...