Not able to add video to body

[oyvindlh]

When I try to add a video (from cloudinary) via the 'Cloud'-icon in a body-field i get the following js-error in console:

d5ca133a88122bf372f785b9ae64a32f_1538045999.js:18156 Uncaught TypeError: Cannot read property 'split' of null
at child.thumb (d5ca133a88122bf372f785b9ae64a32f_1538045999.js:18156)
at child.render (d5ca133a88122bf372f785b9ae64a32f_1538045999.js:18484)
at child.render_scaler_view_in_modal (d5ca133a88122bf372f785b9ae64a32f_1538045999.js:18911)
at child. (d5ca133a88122bf372f785b9ae64a32f_1538045999.js:18905)
at c (d5ca133a88122bf372f785b9ae64a32f_1538045999.js:2)
at Object.fireWith [as resolveWith] (d5ca133a88122bf372f785b9ae64a32f_1538045999.js:2)
at k (d5ca133a88122bf372f785b9ae64a32f_1538045999.js:4)
at XMLHttpRequest.r (d5ca133a88122bf372f785b9ae64a32f_1538045999.js:4)

v1.1.13 and v1.1.17