yoyoz wrote:You can find it here: http://www.refractivesoftware.com/forum ... 32&t=12355

yoyoz wrote:Campbell is awesome too: this is now fixed with build 43701!

I'm waiting for the build being available in the ppa for testing. If it's fine you'll have to update your blender (and don't forget to use exporter 1.13 instead of 1.12).