Cloud materials freeze application

[LordOfDragons]

GIT Head build on Linux from today.

• Run application
• Open Browser Tab
• Click Cloud button
• Go to materials -> scanned
• Double click a material, for example Tiles001
• Application freezes and in the console this error is shown:

Trace: TypeError: Cannot read property 'hxBytes' of undefined
    at Function.ofData (<anonymous>:4763:14)
    at Function.loadBlobFromPath (<anonymous>:46936:35)
    at Function.getBlob (<anonymous>:6538:14)
    at Function.runProject (<anonymous>:22958:18)
    at Function.run (<anonymous>:23599:21)
    at <anonymous>:23562:24
    at Function.cacheCloud (<anonymous>:11889:4)
    at Function.run (<anonymous>:23558:17)
    at <anonymous>:34581:25
    at update (<anonymous>:5814:7)

• Application becomes unresponsive and needs to be Ctrl-C killed