Form Stuck on Loading

Also, the test email worked just fine

Please send me your demo account that has access to guiform and plugin manager.

[email protected]

I have the same problem.
It appears that the form is stuck on loading if I leave the email field blank. I clicked the verify email box

running version 1.5.8

https://demo2.erie2pgh.org/contact_us/

It happens when I leave the email field blank.

Roy