There might be a general incompatibility or maybe it’s something that doesn’t occur with the final build. Either way, for now please go back to stable Oculus 1.2.
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Update 2018/01/18
An updated desktop viewer that works with Oculus Home 2 beta is now available and will be included in the upcoming vorpX 18.1.0 release.
For now please unpack the archive linked below to your vorpX program folder, overwriting the existing vorpDesktop.exe. The vorpX program folder usually is C:\Program Files (x86)\Animation Labs\vorpX.
Download: vorpX Desktop Viewer for Oculus Home 2.0 beta