Errors on Newsletter when I click 'subscribe'

[wood1e]

Hi,

I have installed the newsletter plugin, but I get PHP errors on clicking subscribe, the subscription works, but I get several lines of PHP errors

Notice: Undefined index: noconfirmation in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/subscription/subscription.php on line 349

Notice: Undefined index: nl in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/subscription/subscription.php on line 505

Notice: Undefined index: smtp_host in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/plugin.php on line 695

Notice: Undefined index: smtp_port in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/plugin.php on line 696

Notice: Undefined index: smtp_user in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/plugin.php on line 697

Notice: Undefined index: smtp_pass in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/plugin.php on line 698

Notice: Undefined index: smtp_secure in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/plugin.php on line 699

Notice: Undefined variable: params in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/subscription/subscription.php on line 799

Warning: Cannot modify header information – headers already sent by (output started at /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/subscription/subscription.php:349) in /home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/subscription/subscription.php on line 799

Any help would be great

[wood1e]

Sorry further to the above I have just found

<br />
<b>Notice</b>: Undefined index: css in <b>/home/synaxisg/public_html/shela1/wp-content/plugins/newsletter/includes/controls.php</b> on line <b>439</b><br />

In custom CSS. I have deleted. And there is no change to the issue mentioned above

[Author]

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