Lemmy NZ

The news hasn't reported the cause, but it may be due to DRM.

Article by the Verge: It reports on technical difficulties encountered by movie theatre chain Alamo Drafthouse which prevented them from showing digital projections, due to software problems with Sony projectors.

From the article:

When we went to our seats, the wait staff let us know that despite the fact that the previews were playing, we wouldn’t know until the movie actually started whether we could see the film or not. If it didn’t work, the screen would just turn black. Luckily, the film went through without a hitch.