humans_21909=1 error in codeigniter project

Some controller functions in codeigniter is setting up humans_21909 cookie. And the page source appears to be as follows

<script>document.cookie = "humans_21909=1"; document.location.reload(true)</script>

The same project worls perfectly on local server. but on live server it shows this stuff.

Solution

This is a network related issue. I just switched my internet connection to different wifi and it works fine. Don't know more about this error but it solved by this way.

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