Let's become friends - support opera!

Notice (8): Undefined offset: 4 [APP/Plugin/Seo/Model/MetaGenerators/SeoGenerator.php, line 170]

            $metatags[$metatagDescription['id']] = $tagValue;
        } else {
            if(is_array($metatags[$metatagDescription['id']])) {

$metatags = array(
	(int) 1 => array(
		'sr' => 'Module: 47',
		'en' => 'Let's become friends - support opera!'
	),
	(int) 12 => array(
		'sr' => 'Module: 47',
		'en' => 'Module: 47'
	),
	(int) 19 => array(
		'sr' => 'Module: 47',
		'en' => 'Module: 47'
	),
	(int) 27 => array(
		'sr' => 'Module: 47',
		'en' => 'Module: 47'
	),
	(int) 28 => array(
		'sr' => 'Module: 47',
		'en' => 'Module: 47'
	),
	(int) 3 => array(
		'sr' => 'Operosa je operski i festival klasične muzike koji je osnovala mecosopran Katherine Haataja 2006. godine u svrhu promocije mladih operskih talenata i savremenog izraza modernoj publici. Cilj Operose jeste da se fokusira na repertoar koji odgovara mladim operskim pevačima, radeći sa vrhunskim producentima i prikazujući operu kao modernu i zabavnu formu.',
		'en' => 'The #OMOF2019 is getting closer! And many obligations with it.

Support opera, support art, support YOUTH!

Become Friend of Operosa foundation.

L...'
	),
	(int) 13 => array(
		'sr' => 'Operosa je operski i festival klasične muzike koji je osnovala mecosopran Katherine Haataja 2006. godine u svrhu promocije mladih operskih talenata i savremenog izraza modernoj publici. Cilj Operose jeste da se fokusira na repertoar koji odgovara mladim operskim pevačima, radeći sa vrhunskim producentima i prikazujući operu kao modernu i zabavnu formu.',
		'en' => 'Operosa is a classical music and opera festival founded by Finnish mezzo soprano Katherine Haataja in 2006. Operosa promotes young opera talent and contemporary interpretation to a modern audience. The aim of Operosa is to focus on repertoire ideally suited for young opera singers while working with leading international guest artistic directors and showcasing opera as a modern form of art and entertainment.'
	),
	(int) 17 => array(
		'sr' => 'Operosa je operski i festival klasične muzike koji je osnovala mecosopran Katherine Haataja 2006. godine u svrhu promocije mladih operskih talenata i savremenog izraza modernoj publici. Cilj Operose jeste da se fokusira na repertoar koji odgovara mladim operskim pevačima, radeći sa vrhunskim producentima i prikazujući operu kao modernu i zabavnu formu.',
		'en' => 'Operosa is a classical music and opera festival founded by Finnish mezzo soprano Katherine Haataja in 2006. Operosa promotes young opera talent and contemporary interpretation to a modern audience. The aim of Operosa is to focus on repertoire ideally suited for young opera singers while working with leading international guest artistic directors and showcasing opera as a modern form of art and entertainment.'
	),
	(int) 11 => array(
		'en' => 'http://www.operosa.org/about-us/news/lets-become-friends-support-opera'
	),
	(int) 15 => array(
		'en' => 'http://www.operosa.org/about-us/news/lets-become-friends-support-opera'
	),
	(int) 23 => array(
		'en' => 'http://www.operosa.org/about-us/news/lets-become-friends-support-opera'
	)
)
$tagName = 'meta:image'
$tagValue = 'http://www.operosa.org/upload/News/Image/2019-06/friends_campaign_2.jpg'
$locale = 'en'
$metatagDescription = array(
	'id' => '4',
	'type' => 'meta',
	'name' => 'image',
	'namespace' => null,
	'value_type' => 'text',
	'value_options' => null,
	'inherits' => null,
	'is_visible' => false,
	'is_main' => true,
	'template' => null
)

SeoGenerator::addTag() - APP/Plugin/Seo/Model/MetaGenerators/SeoGenerator.php, line 170
SeoNewsGeneration::alterAtRuntime() - APP/Plugin/Seo/Model/MetaGenerators/Generators/SeoNewsGeneration.php, line 27
SeoGenerator::generateAtRuntime() - APP/Plugin/Seo/Model/MetaGenerators/SeoGenerator.php, line 84
SeoGeneratorFactory::onRuntimeGeneration() - APP/Plugin/Seo/Model/MetaGenerators/SeoGeneratorFactory.php, line 25
SeoComponent::getMetaTags() - APP/Plugin/Seo/Controller/Component/SeoComponent.php, line 33
FrontController::beforeFilter() - ROOT/VectorCMS/Controller/FrontController.php, line 151
call_user_func - [internal], line ??
CakeEventManager::dispatch() - CORE/Cake/Event/CakeEventManager.php, line 243
Controller::startupProcess() - CORE/Cake/Controller/Controller.php, line 677
Dispatcher::_invoke() - CORE/Cake/Routing/Dispatcher.php, line 189
Dispatcher::dispatch() - CORE/Cake/Routing/Dispatcher.php, line 167
[main] - ROOT/VectorCMS/webroot/index.php, line 154

Warning (2): Cannot modify header information - headers already sent by (output started at /home/operosa/web/www.operosa.org/public_html/lib/Cake/Utility/Debugger.php:800) [CORE/Cake/Network/CakeResponse.php, line 449]

Code Context

                $name, $c['value'], $c['expire'], $c['path'],
                $c['domain'], $c['secure'], $c['httpOnly']
            );

$name = 'CakeCookie[language]'
$c = array(
	'name' => 'CakeCookie[language]',
	'value' => 'en',
	'expire' => (int) 0,
	'path' => '/',
	'domain' => '',
	'secure' => false,
	'httpOnly' => false
)

setcookie - [internal], line ??
CakeResponse::_setCookies() - CORE/Cake/Network/CakeResponse.php, line 449
CakeResponse::send() - CORE/Cake/Network/CakeResponse.php, line 419
Dispatcher::dispatch() - CORE/Cake/Routing/Dispatcher.php, line 174
[main] - ROOT/VectorCMS/webroot/index.php, line 154