JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Do you mean to say that you are not able to sign up for a new JotForm account? I'm sorry for the trouble caused to you but you should not have any trouble.
I would suggest you to clear your browse cache and then click on the following URL to sign up for a free account: http://www.jotform.com/signup
The following guide should help you clear your browser cache: http://www.wikihow.com/Clear-Your-Browser's-Cache
Do get back to us if the issue persists. You may also like to share a screenshot of the error message as well. The following guide should help you on how to upload image in forum post: http://www.jotform.com/answers/277033