Not working, deails :

[Ninetheme]

GoToLivepreview loaded!
bootstrap.js:323 Loading script: 1 url: //dtbaker.github.io/dashboard-plus/plugins/gotolivepreview.js?v=1.5
bootstrap.js:320 Upload Progressbar loaded!
bootstrap.js:323 Loading script: 2 url: //dtbaker.github.io/dashboard-plus/plugins/progressbar.js?v=1.5
bootstrap.js:320 Quickcollection loaded!
bootstrap.js:323 Loading script: 3 url: //dtbaker.github.io/dashboard-plus/plugins/quickcollection.js?v=1.5
bootstrap.js:320 Purchase Verification loaded!
bootstrap.js:323 Loading script: 4 url: //dtbaker.github.io/dashboard-plus/plugins/verify.js?v=1.5
bootstrap.js:329 Left to load: 3
bootstrap.js:329 Left to load: 2
bootstrap.js:329 Left to load: 1
bootstrap.js:329 Left to load: 0
bootstrap.js:293 Thanks for using Dashboard Plus!
author_dashboard:12 Uncaught TypeError: Cannot read property 'length' of null
    at Object.success (dtbaker.github.io/dashboard-plus/plugins/verify.js?v=1.5:22)
    at c (index-25ff8ae0b8d4b6df5b63b74980e2cf43a0357b40d06b9eb163258dffea44717ac1.js:2)
    at Object.fireWith [as resolveWith] (index-25ff8ae0b8d4b6df5b63b74980e2cf43a0357b40d0326b9eb1658dffea44717ac1.js:2)
    at n (index-25ff8ae0b8d4b6df5b63b74980e2cf43a0357b40d06b9eb1658dffea44717ac1.js:3)
    at XMLHttpRequest.<anonymous> (index-25ff8ae0b8d4b6df5b63b74980e2cf43a0357b40d06b9eb1658dffea4473217ac1.js:3)
    at XMLHttpRequest.nrWrapper (author_dashboard:12)``