My Form is failed and disappeared

Hi, 

My form suddenly is disappeared on my website, please help.

my Website is www.kindermusikwithshanti.com.au

http://www.kindermusikwithshanti.com.au/try-a-free-class/

http://www.kindermusikwithshanti.com.au/enrol/

http://www.kindermusikwithshanti.com.au/contact-us/

Fixed. There was a problem with our form caches. Your form should now be working properly. If it does not please let us know the exact URL for this particular form.