Can't send mail

Array
(
    [chronoform] => formulaire-de-contact-huîtres-breuil
    [event] => submit
    [Nom] => test
    [last_name] => test
    [Téléphone] => 1234567
    [Mail] => test@test.fr
    [Pièce_jointe] => 
    [message] => kljhjkfhgfghjfgflfgiyl
    [g-recaptcha-response] => 03AHhf_52Bl1mylZDIarVaqPtlzDiXDc7XuacJMP_P6Id3HzTLkerjUuTJof7eVyWIBLc39-nSxZpnONn3q5LW7H70G4LSqsTciKQu5C0vPyyWrvLtmnI_40TS7wXwPh4O1sO1XI23kreY_lUyb33_2USCQ6ne5SSBc0tF5_DVkbEJRdUfHbFXqrq6lxJhI_YYbZWzitOpWFV63PJZQGwwnp83VTk5HsrNXAY4Qgtain-pvXgHJLPDmkkJDXavR1PHS_b9H7UNBl0PdZ_NyaxS0f-OqhUbD9rStPjWQaAstVscmypDVPshl_xImaHo9zc9VbY4tRMYJeJJ0gC_nF35sxBhk9gzTPVXidkgEiu540716sKL_E4CSdLJse_0HSqOpgVgwT6Ec41GQzRwrJX0IA0RSw5BfUBYNeVwSwlDx1wxeEDV4L8p15A
    [Envoyer] => 
    [95c5e7e377effb2ba2ce47061fa67616] => f49f82ee1e07057f831ec338b3abdb9d
    [joomla_user_state] => logged_in
    [2bc32bc7bc6dd8109d5d63a0305f2d3a] => 49417ca58ce27ecdb7946b29ae2c4ff7
    [language] => fr-FR
    [Itemid] => 108
    [option] => com_content
    [lang] => fr-FR
    [view] => article
    [id] => 2
    [formulaire-de-contact-huîtres-breuil] => 
)
Array
(
    [google_nocaptcha10] => Array
        (
            [response] => Array
                (
                    [success] => 1
                    [challenge_ts] => 2017-11-07T09:13:05Z
                    [hostname] => huitres-breuil.com
                )

            [_success] => The NoCaptcha verification was successfull.
            [var] => 1
        )

    [email2] => Array
        (
            [recipients] => Array
                (
                    [0] => mon-adresse@gmail.com
                )

            [subject] => Huîtres BREUIL: un message en provenance de votre site web!
            [body] => 
<table width="100%" cellpadding="5" cellspacing="3" border="0" class="ui table"><tr><td width="30%" valign="top" align="right"><strong>Nom</strong></td><td width="70%" valign="top" align="left">test</td></tr><tr><td width="30%" valign="top" align="right"><strong>Prénom</strong></td><td width="70%" valign="top" align="left">test</td></tr><tr><td width="30%" valign="top" align="right"><strong>Téléphone</strong></td><td width="70%" valign="top" align="left">1234567</td></tr><tr><td width="30%" valign="top" align="right"><strong>Mail</strong></td><td width="70%" valign="top" align="left">test@test.fr</td></tr><tr><td width="30%" valign="top" align="right"><strong>Pièce jointe</strong></td><td width="70%" valign="top" align="left"></td></tr><tr><td width="30%" valign="top" align="right"><strong>Message</strong></td><td width="70%" valign="top" align="left">kljhjkfhgfghjfgflfgiyl</td></tr></table>
            [from_name] => Huîtres Breuil
            [from_email] => mon-adresse@gmail.com
            [reply_name] => Huîtres Breuil
            [reply_email] => [data:Mail]
            [result] => the Mail could not be sent.
            [var] => 
        )

)