Whoops, looks like something went wrong.

(1/1) ParameterNotFoundException

You have requested a non-existent parameter "mailer_port". Did you mean this: "mailer_host"?

in ParameterBag.php line 102
at ParameterBag->get('mailer_port')in EnvPlaceholderParameterBag.php line 57
at EnvPlaceholderParameterBag->get('mailer_port')in ParameterBag.php line 219
at ParameterBag->resolveString('%mailer_port%', array('mailer_port' => true))in ParameterBag.php line 189
at ParameterBag->resolveValue('%mailer_port%', array())in ParameterBag.php line 179
at ParameterBag->resolveValue(array('transport' => '%mailer_transport%', 'host' => '%mailer_host%', 'username' => '%mailer_user%', 'password' => '%mailer_password%', 'port' => '%mailer_port%', 'encryption' => '%mailer_encryption%', 'auth_mode' => 'login', 'spool' => array('type' => 'memory')), array())in ParameterBag.php line 179
at ParameterBag->resolveValue(array(array('transport' => '%mailer_transport%', 'host' => '%mailer_host%', 'username' => '%mailer_user%', 'password' => '%mailer_password%', 'port' => '%mailer_port%', 'encryption' => '%mailer_encryption%', 'auth_mode' => 'login', 'spool' => array('type' => 'memory')), array('delivery_addresses' => array('[email protected]'))))in MergeExtensionConfigurationPass.php line 57
at MergeExtensionConfigurationPass->process(object(ContainerBuilder))in MergeExtensionConfigurationPass.php line 39
at MergeExtensionConfigurationPass->process(object(ContainerBuilder))in Compiler.php line 141
at Compiler->compile(object(ContainerBuilder))in ContainerBuilder.php line 788
at ContainerBuilder->compile()in Kernel.php line 637
at Kernel->initializeContainer()in Kernel.php line 135
at Kernel->boot()in Kernel.php line 195
at Kernel->handle(object(Request))in app_dev.php line 23