Search:

STEP 1:
open file theme-enqueue and find on or around line 27:

wp_enqueue_script('jquery'); // load no matter what

add the following code on a new line AFTER that code:

...

I have already logged a ticket on this bug.

Hello laurencomarques,

Problem with Contact Form (Contact Advertiser)
Sorry for my English (Google translation)

Actually this problem is occurring in the contact form
I posted this problem...

I have recreated and it is probably a bug. I will refer this to the development team for a comment/fix.