Can not read pdf on browser on OJS source code - repost 3

Avg Bid (USD)
$12 / hr
Project Budget (USD)
$2 - $8 / hr

Project Description:
I have a website using OJS, it's a open source
I use OJS 2.3.8 version, as title, I can not read pdf file on browser on OJS 2.3.8
I also update pdfobject.js to latest version, but it's not help.
Please bid only if you can do it.
Lowest price will win

Hours of work: Unspecified Project Duration: < 1 week Skills required:
CMS, Javascript, PHP
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