I am not able to use this plugins please help me

[sheoco]

function success() { alert("success"); }
function error() { alert("error"); }
var options = {
password: null,
flatUI: true,
showShadows: true,
enableThumbs: true,
disableRetina: false,
enablePreview: true,
bookmarks: true,
landscapeDoublePage: true,
landscapeSingleFirstPage: true,
toolbarBackgroundColor: null,
textColor: null,
enableShare: false
}

PDFReader.open(entry.toURI().replace('file://', ""), options, success, error);

Note: file URL in my case ="/data/user/0/com.twentyfourhrstudy.www/files/25_0_book.pdf"

it's work properly on opener2 plugins. but it's not working here why?.