Don’t know if this helps but the full error from my console is:
Uncaught ReferenceError: wp is not defined input.js?ver=4.3.2:339
acf.media.init input.js?ver=4.3.2:339
(anonymous function) input.js?ver=4.3.2:822
x.event.dispatch load-scripts.php?c=1&load%5B%5D=jquery-core,jquery-migrate,utils,plupload,plupload-html5,plupload-f…:4
v.handle load-scripts.php?c=1&load%5B%5D=jquery-core,jquery-migrate,utils,plupload,plupload-html5,plupload-f…:4
