bnoize on "[Plugin: Contact Form 7] Form stopped sending email"

Here is my form template:

<p><center>Ваше Имя :<br />
    [text* text-516 placeholder "Иван Иванов"]</center></p>

<p><center>Ваш номер :<br />
[tel* tel-989 placeholder "+7 (123) 456-78-90"]</center>

<p><center>[submit "Забронировать"]</center></p>

but i have only syntacsys error in form - is it critical?

here is screenshot:
http://imagizer.imageshack.us/v2/1024x768q90/922/nHUnZ4.png