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I got this error when someone registered:

[code]ErrorException: preg_split() expects parameter 2 to be string, array given src/XF/Service/User/Welcome.php:108[/code]

Stack trace:

[code]

#0 [internal function]: XF::handlePhpError(2, 'preg_split() ex...', '/home/nginx/dom...', 108, Array)

#1 /home/nginx/domains/lw-addons.net/public/src/XF/Service/User/Welcome.php(108): preg_split('#\\s*,\\s*#', Array, -1, 1)

#2 /home/nginx/domains/lw-addons.net/public/src/XF/Service/User/Welcome.php(58): XF\Service\User\Welcome->sendMessage()

#3 /home/nginx/domains/lw-addons.net/public/src/XF/Service/User/EmailConfirmation.php(57): XF\Service\User\Welcome->send()

#4 /home/nginx/domains/lw-addons.net/public/src/XF/Pub/Controller/AccountConfirmation.php(29): XF\Service\User\EmailConfirmation->emailConfirmed()

#5 /home/nginx/domains/lw-addons.net/public/src/XF/Mvc/Dispatcher.php(232): XF\Pub\Controller\AccountConfirmation->actionEmail(Object(XF\Mvc\ParameterBag))

#6 /home/nginx/domains/lw-addons.net/public/src/XF/Mvc/Dispatcher.php(85): XF\Mvc\Dispatcher->dispatchClass('XF:AccountConfi...', 'Email', 'html', Object(XF\Mvc\ParameterBag), '')

#7 /home/nginx/domains/lw-addons.net/public/src/XF/Mvc/Dispatcher.php(41): XF\Mvc\Dispatcher->dispatchLoop(Object(XF\Mvc\RouteMatch))

#8 /home/nginx/domains/lw-addons.net/public/src/XF/App.php(1771): XF\Mvc\Dispatcher->run()

#9 /home/nginx/domains/lw-addons.net/public/src/XF.php(319): XF\App->run()

#10 /home/nginx/domains/lw-addons.net/public/index.php(13): XF::runApp('XF\\Pub\\App')

#11 {main}

[/code]

Liam