Fatal Error nach Formularabsendung

[TS1604]

Hallo Zusammen!

Nachdem ich mein Formular absende erhalte ich folgende Fehlermeldung:

Fatal error: Uncaught exception Swift_RfcComplianceException with message Address in mailbox given [] does not comply with RFC 2822, 3.6.2. thrown in /homepages/32/d207385135/htdocs/cms/plugins/swiftmailer/classes/Swift/Mime/Headers/MailboxHeader.php on line 309

#0 /homepages/32/d207385135/htdocs/cms/plugins/swiftmailer/classes/Swift/Mime/Headers/MailboxHeader.php(239): Swift_Mime_Headers_MailboxHeader->_assertValidAddress('')
#1 /homepages/32/d207385135/htdocs/cms/plugins/swiftmailer/classes/Swift/Mime/Headers/MailboxHeader.php(97): Swift_Mime_Headers_MailboxHeader->normalizeMailboxes(Array)
#2 /homepages/32/d207385135/htdocs/cms/plugins/swiftmailer/classes/Swift/Mime/Headers/MailboxHeader.php(61): Swift_Mime_Headers_MailboxHeader->setNameAddresses(Array)
#3 /homepages/32/d207385135/htdocs/cms/plugins/swiftmailer/classes/Swift/Mime/SimpleMimeEntity.php(571): Swift_Mime_Headers_MailboxHeader->setFieldBodyModel(Array)
#4 /homepages/32/d207385135/htdocs/cms/plugins/swiftmailer/classes/Swift/Mime/SimpleMessage.php(199): Swift_Mime_SimpleMimeEntity->_setHeaderFieldModel('From', Array)
#5 /homepages/32/d207385135/htdocs/cms/system/libraries/Email.php(458): Swift_Mime_SimpleMessage->setFrom('')
#6 /homepages/32/d207385135/htdocs/cms/system/modules/frontend/Form.php(389): Email->sendTo(Array)
#7 /homepages/32/d207385135/htdocs/cms/system/modules/frontend/Form.php(208): Form->processFormData(Array)
#8 /homepages/32/d207385135/htdocs/cms/system/modules/frontend/Hybrid.php(152): Form->compile()
#9 /homepages/32/d207385135/htdocs/cms/system/modules/frontend/Form.php(74): Hybrid->generate()
#10 /homepages/32/d207385135/htdocs/cms/system/libraries/Controller.php(415): Form->generate()
#11 /homepages/32/d207385135/htdocs/cms/system/modules/frontend/ModuleArticle.php(173): Controller->getContentElement('221')
#12 /homepages/32/d207385135/htdocs/cms/system/modules/frontend/Module.php(129): ModuleArticle->compile()
#13 /homepages/32/d207385135/htdocs/cms/system/modules/frontend/ModuleArticle.php(71): Module->generate()
#14 /homepages/32/d207385135/htdocs/cms/system/libraries/Controller.php(348): ModuleArticle->generate(false)
#15 /homepages/32/d207385135/htdocs/cms/system/libraries/Controller.php(221): Controller->getArticle('31', false, false, 'main')
#16 /homepages/32/d207385135/htdocs/cms/system/modules/frontend/PageRegular.php(71): Controller->getFrontendModule('0', 'main')
#17 /homepages/32/d207385135/htdocs/cms/index.php(198): PageRegular->generate(Object(DB_Mysql_Result))
#18 /homepages/32/d207385135/htdocs/cms/index.php(333): Index->run()
#19 {main}

Wäre für jede Hilfe dankbar! Habe es schon mit einem Update von Contao versucht, was aber leider keinen Erfolg gebracht hat...

[do_while]

Hier im Forum gibt es viele Beiträge darüber:
Suchbegriff: *Swift_RfcComplianceException*

[TS1604]

Ganz lieben Dank! Habe festgestellt, dass in der Seitenstruktur beim Startpunkt der Webseite keine Email-Adresse mehr eingetragen war. Wenn doch alles immer so einfach wäre...