Hello.

There could be. Technical glitch that must be preventing you from filling up the form smoothly. However,I would suggest you to review your form properly so as to check whether or not you've mentioned all the details carefully. Also there are specific browser for the form fillup which you can use for doing the same smoothly. Those are Google Chrome, Mozilla Firefox but in the updated version. Please try out the steps suggested here and reach out if you face any more troubles.