Conflict with NextEnd Smart Slider extension.

QUESTION:

We have upgraded the NextEnd Smart Slider extension and now our score on GTMetrix is not 100% anymore.

ANSWER: 

Nextend2_Nextend2 module adds javascript over head tag

Please follow below steps to fix the issue:

+ add before closing tag of html

/public_html/app/code/community/Nextend2/Nextend2/Model/Observer.php

+ backup:

/public_html/app/code/community/Nextend2/Nextend2/Model/Observer.php__

+ edit line26

$response->setBody(preg_replace('/<\/head>/', $head . '</head>', $response->getBody(), 1));

to

$response->setBody(preg_replace('/<\/html>/', $head . '</html>', $response->getBody(), 1));

If you need any further assistance, please feel free to contact us.

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