diff --git a/interface/web/help/lib/lang/ar_support_message.lng b/interface/web/help/lib/lang/ar_support_message.lng
index bcc50ac465c416e103dbf7a8ca11a198e1e531bb..d8d1da4315b3fa09e5330ae33d728679cacee6ae 100644
--- a/interface/web/help/lib/lang/ar_support_message.lng
+++ b/interface/web/help/lib/lang/ar_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/bg_support_message.lng b/interface/web/help/lib/lang/bg_support_message.lng
index fb109257e520b651f2a6d5bc6bad6bd20c8daa3f..bf1a1b3b7a3c55fae4a19915a759184b624996f7 100644
--- a/interface/web/help/lib/lang/bg_support_message.lng
+++ b/interface/web/help/lib/lang/bg_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/br_support_message.lng b/interface/web/help/lib/lang/br_support_message.lng
index 84a60d89913c983c015b0afaba6076921c3b2592..6b6b1e92b12a880a9b0b6b22a12ad2b983ed8402 100644
--- a/interface/web/help/lib/lang/br_support_message.lng
+++ b/interface/web/help/lib/lang/br_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/ca_support_message.lng b/interface/web/help/lib/lang/ca_support_message.lng
index d0d289a43fad44b792ff223752d76ae49df1c4f4..c7cb13975bf188b721ac55f2fff3da6b42099407 100644
--- a/interface/web/help/lib/lang/ca_support_message.lng
+++ b/interface/web/help/lib/lang/ca_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'Vous avez une réponse à votre demande
 $wb['answer_to_support_request_sent_txt'] = 'VOtre message à été envoyé au support.';
 $wb['support_request_sent_txt'] = 'Votre réponse à la demande d\'assistance a été envoyée. Merci de ne pas répondre à cet courriel.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'Le message n\'a pas pu être envoyé parce que l\'adresse courriel du destinataire et/ou de l\'émetteur est invalide.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/cz_support_message.lng b/interface/web/help/lib/lang/cz_support_message.lng
index 579d663bbae8f8d4590124a4b5e13c23771587d1..e2b2f4072c3785f82dd76425b37de34fe6b6d20b 100644
--- a/interface/web/help/lib/lang/cz_support_message.lng
+++ b/interface/web/help/lib/lang/cz_support_message.lng
@@ -12,7 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'Zprávu nelze odeslat, protože e-mailová adresa příjemce a/nebo odesílatele není platná.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
-
-
-
diff --git a/interface/web/help/lib/lang/de_support_message.lng b/interface/web/help/lib/lang/de_support_message.lng
index 881b2714405c161e4c553e2734ff4a6c4f24d976..dc9c9240453decb16bef98c0caa9094c8998b150 100644
--- a/interface/web/help/lib/lang/de_support_message.lng
+++ b/interface/web/help/lib/lang/de_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'Sie haben eine Antwort auf Ihre Supporta
 $wb['answer_to_support_request_sent_txt'] = 'Ihre Antwort auf die Supportanfrage ist verschickt worden. Bitte antworten Sie nicht auf diese E-Mail.';
 $wb['support_request_sent_txt'] = 'Ihre Supportanfrage ist verschickt worden. Bitte antworten Sie nicht auf diese E-Mail.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'Die Nachricht konnte nicht verschickt werden, da die Empfänger- und/oder die Sender E-Mail-Adresse nicht gültig ist.';
+$wb['subject_is_empty'] = 'Betreff darf nicht leer sein.';
 ?>
diff --git a/interface/web/help/lib/lang/dk_support_message.lng b/interface/web/help/lib/lang/dk_support_message.lng
index 0db8cf20cf09cdd4e4c65ac41e0f0f27d429275b..60494bf7de9c7794237e3bd6503dd9187eaeaaaa 100644
--- a/interface/web/help/lib/lang/dk_support_message.lng
+++ b/interface/web/help/lib/lang/dk_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'Du har fået et svar på din support anm
 $wb['answer_to_support_request_sent_txt'] = 'Dit svar på support anmodningen er blevet sendt. Venligst, besvare ikke denne e-mail.';
 $wb['support_request_sent_txt'] = 'Din support anmodning er blevet sendt. Venligst, besvare ikke denne e-mail.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'Meddelelsen kunne ikke sendes, fordi modtageren og/eller afsenderens e-mail adresse ikke er gyldig.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/el_support_message.lng b/interface/web/help/lib/lang/el_support_message.lng
index 1c277cac81ded28b64b380cae64529ee964b6bc4..385988b49b7f286efc9bd5ce71bad9ed067d4cd3 100644
--- a/interface/web/help/lib/lang/el_support_message.lng
+++ b/interface/web/help/lib/lang/el_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/en_support_message.lng b/interface/web/help/lib/lang/en_support_message.lng
index bcc50ac465c416e103dbf7a8ca11a198e1e531bb..d8d1da4315b3fa09e5330ae33d728679cacee6ae 100644
--- a/interface/web/help/lib/lang/en_support_message.lng
+++ b/interface/web/help/lib/lang/en_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/es_support_message.lng b/interface/web/help/lib/lang/es_support_message.lng
index 0ff20ae4cb158a65f35199fb01983b61536e0f6a..beb2f49e9ddd69133fd6294acf1fe458fd58e79e 100755
--- a/interface/web/help/lib/lang/es_support_message.lng
+++ b/interface/web/help/lib/lang/es_support_message.lng
@@ -12,4 +12,5 @@ $wb['support_request_sent_txt'] = 'Su petición de soporte ha sido enviada. Por
 $wb['support_request_subject_txt'] = 'Petición de soporte';
 $wb['support_request_txt'] = 'Usted ha recibido una petición de soporte. Por favor no responda a este correo, puede comprobar la petición en el panel de control ISPConfig.';
 $wb['tstamp_txt'] = 'Marca de tiempo';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/fi_support_message.lng b/interface/web/help/lib/lang/fi_support_message.lng
index 0e0c517f223f17e32ed070e44cfac61eacef9549..1ae96377ae62b803f9eca30c8d59faddcce60d36 100755
--- a/interface/web/help/lib/lang/fi_support_message.lng
+++ b/interface/web/help/lib/lang/fi_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/fr_support_message.lng b/interface/web/help/lib/lang/fr_support_message.lng
index 826a121ad4d1cfe595ab576a0b96edf438839e39..17cc6d273ead2410459cb6276689ed5c2f492148 100644
--- a/interface/web/help/lib/lang/fr_support_message.lng
+++ b/interface/web/help/lib/lang/fr_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'Vous avez une réponse à votre demande
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don’t reply to this e-mail.';
 $wb['support_request_sent_txt'] = 'Votre réponse à la demande d’assistance a été envoyée. Merci de ne pas répondre à cet e-mail.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'Le message n’a pas pu être envoyé parce que l’adresse e-mail du destinataire et/ou de l’émetteur est invalide.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/hr_support_message.lng b/interface/web/help/lib/lang/hr_support_message.lng
index fca139b9956031705902d6819226724c24e41e30..b653d46aeb76e7094a8c786fc322aab6672e8ad6 100644
--- a/interface/web/help/lib/lang/hr_support_message.lng
+++ b/interface/web/help/lib/lang/hr_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/hu_support_message.lng b/interface/web/help/lib/lang/hu_support_message.lng
index b0d1d7176b109268ac7056bc36c92207fcb5fcb8..e2945f35cb33c34660d63657302f54bd23776ee7 100644
--- a/interface/web/help/lib/lang/hu_support_message.lng
+++ b/interface/web/help/lib/lang/hu_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/id_support_message.lng b/interface/web/help/lib/lang/id_support_message.lng
index 645f40eb779731720928c5cab9af19ee615ccd54..18dc60040991e8a365aac0a8868ee1334d3a24a0 100644
--- a/interface/web/help/lib/lang/id_support_message.lng
+++ b/interface/web/help/lib/lang/id_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/it_support_message.lng b/interface/web/help/lib/lang/it_support_message.lng
index 5024411b12bb54138ffe1fab8bed334cc5c20c05..e4e18aa3ee3707b71c3ab2501847f99448b4dcbe 100644
--- a/interface/web/help/lib/lang/it_support_message.lng
+++ b/interface/web/help/lib/lang/it_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'Hai una risposta alla richiesta di suppo
 $wb['answer_to_support_request_sent_txt'] = 'La tua richiesta di supporto è stata trasmessa. Non rispondere a questa email.';
 $wb['support_request_sent_txt'] = 'La tua richiesta di supporto è stata trasmessa. Non rispondere a questa email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'Impossibile trasmettere il messaggio. Destinatario non valido.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/ja_support_message.lng b/interface/web/help/lib/lang/ja_support_message.lng
index 346497ea0ae972da40dbda442edfc4333014937f..f05d3d1ba381776c0935eb727d2b266db80ff07e 100644
--- a/interface/web/help/lib/lang/ja_support_message.lng
+++ b/interface/web/help/lib/lang/ja_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/nl_support_message.lng b/interface/web/help/lib/lang/nl_support_message.lng
index d88688714893aab53343c73469f589deb5767580..7e6d54ff84f0c888530014b51b886c192aeb9c10 100644
--- a/interface/web/help/lib/lang/nl_support_message.lng
+++ b/interface/web/help/lib/lang/nl_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/pl_support_message.lng b/interface/web/help/lib/lang/pl_support_message.lng
index 0584d30beebf1c051fb6598f004a8e97abd2d7db..f43ecc682bef944dc305fc5dd850273935e5bb72 100644
--- a/interface/web/help/lib/lang/pl_support_message.lng
+++ b/interface/web/help/lib/lang/pl_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/pt_support_message.lng b/interface/web/help/lib/lang/pt_support_message.lng
index 54428b77aea8973c248a3527549db8cec3de2f3e..633494cbbb7bf48bfad2e7d5a7a3b7efa918b1cc 100644
--- a/interface/web/help/lib/lang/pt_support_message.lng
+++ b/interface/web/help/lib/lang/pt_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/ro_support_message.lng b/interface/web/help/lib/lang/ro_support_message.lng
index 39c42da806b861e8e41a71abfb439f930d96b37e..ae3cc37c85f84a200058c6301305d7e5c86d2f6f 100644
--- a/interface/web/help/lib/lang/ro_support_message.lng
+++ b/interface/web/help/lib/lang/ro_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/ru_support_message.lng b/interface/web/help/lib/lang/ru_support_message.lng
index 3c2b2cdc3eac4139edc374355baeac7539172728..fc1320b745b661f8ad11c52f5e16e4318118f1b4 100644
--- a/interface/web/help/lib/lang/ru_support_message.lng
+++ b/interface/web/help/lib/lang/ru_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/se_support_message.lng b/interface/web/help/lib/lang/se_support_message.lng
index b3cefaa1a014ba4bd7eafa0bb79a560a4c93211e..d5084b1a1d2ae4e6093de43a40ff69115582fc0e 100644
--- a/interface/web/help/lib/lang/se_support_message.lng
+++ b/interface/web/help/lib/lang/se_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/sk_support_message.lng b/interface/web/help/lib/lang/sk_support_message.lng
index 4c8c5a9b1c9ef6c21ec366e014c3bf9fc958e0b7..4ebe21fa78a966ef71d375bb6e1fe98a89bb5187 100644
--- a/interface/web/help/lib/lang/sk_support_message.lng
+++ b/interface/web/help/lib/lang/sk_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'You have got a reply to your support req
 $wb['answer_to_support_request_sent_txt'] = 'Your reply to the support request has been sent. Please don\'t reply to this email.';
 $wb['support_request_sent_txt'] = 'Your support request has been sent. Please don\'t reply to this email.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'The message could not be sent because the recipient and/or the sender email address is not valid.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>
diff --git a/interface/web/help/lib/lang/tr_support_message.lng b/interface/web/help/lib/lang/tr_support_message.lng
index 76a788e2b6484ad3c8008a7b7981e0ed0c9f16df..fcd785e627bd52ec59458995e89f09a79e2faafe 100644
--- a/interface/web/help/lib/lang/tr_support_message.lng
+++ b/interface/web/help/lib/lang/tr_support_message.lng
@@ -12,4 +12,5 @@ $wb['answer_to_support_request_txt'] = 'Destek isteğiniz yanıtlandı. Lütfen
 $wb['answer_to_support_request_sent_txt'] = 'Destek isteğinize yazdığınız yanıt gönderildi. Lütfen bu e-potayı yanıtlamayın.';
 $wb['support_request_sent_txt'] = 'Destek isteğiniz gönderildi. Lütfen bu e-postayı yanıtlamayın.';
 $wb['recipient_or_sender_email_address_not_valid_txt'] = 'Gönderen ya da alıcı adresi geçersiz olduğundan bu ileti gönderilemedi.';
+$wb['subject_is_empty'] = 'The subject can not be empty.';
 ?>