I dont know about others..but I still have the same problem for new form as well..Unable to have a preview too..

I dont know about others..but I still have the same problem for new form as well..Unable to have a preview too..

I have checked your forms and they appear to be working as normal.  We were having some server issues earlier this morning that may have caused the error to show, however, this has since been fixed.  If your forms still produce this error, let us know and we will be happy to have another look.