mail dns error after 2.3

[estranged]

Hello,

After upgrading to 2.3 I am having the error below in error logs. Any suggestions?

Thanks.

Code:

TypeError: Symfony\Component\Mailer\Transport\Dsn::__construct(): Argument #5 ($port) must be of type ?int, string given, called in /home/x/public_html/src/XF/Mail/Mailer.php on line 348 src/vendor/symfony/mailer/Transport/Dsn.php:28

#0 src/XF/Mail/Mailer.php(348): Symfony\Component\Mailer\Transport\Dsn->__construct('smtp', 'smtp.mailgun.or...', 'postmaster@turk...', '*****', '')
#1...

Click to expand...

Read more
mail dns error after 2.3

free plugins
minecraft paid for free
mcmarket
mc-market
free minecraft paid plugins
free minecraft plugins
spigotmc
SpigotMC
aac free
ewg free
Minecraft Premium Plugins
ewg free download
litebans free
epicworldgenerator free
free schematics
leaked schematics minecraft
schematics
schematics leaked
schematics free
minecraft schematics free
paid minecraft schematics free
paid minecraft schematics for free
free cracked plugins
free cracked minecraft plugins
plugins
featherboard download
featherboard plugin download
antiaura download
xenforo leaked
xenforo for free
xenforo addons