bundle.js error

[MBekheet]

I cant show or upload images in RTL Language like Arabic, but in English it work good. and i have this error in console 

bundle.js:1 Uncaught TypeError: Cannot read property 'toUpperCase' of undefined
    at A (bundle.js:1)
    at Function.style (bundle.js:3)
    at bundle.js:3
    at Ye (bundle.js:3)
    at Ye (bundle.js:3)
    at de.fn.init.css (bundle.js:3)
    at HTMLDivElement.<anonymous> (rtl.js:23)
    at Function.each (bundle.js:2)
    at de.fn.init.each (bundle.js:2)
    at HTMLDocument.<anonymous> (rtl.js:10)
A @ bundle.js:1
style @ bundle.js:3
(anonymous) @ bundle.js:3
Ye @ bundle.js:3
Ye @ bundle.js:3
css @ bundle.js:3
(anonymous) @ rtl.js:23
each @ bundle.js:2
each @ bundle.js:2
(anonymous) @ rtl.js:10
l @ bundle.js:3
fireWith @ bundle.js:3
ready @ bundle.js:3
u @ bundle.js:1
bundle.js:22 Uncaught Error: No URL provided.
    at new t (bundle.js:22)
    at Function.t.discover (bundle.js:23)
    at t._autoDiscoverFunction (bundle.js:23)
    at HTMLDocument.a (bundle.js:23)