When using a Mystcraft linking book to visit a friend's base, my game crashed with the following exception:

java.lang.NullPointerException
        at buildcraft.robotics.RobotStationPluggable$RobotStationPluggableRenderer.renderPluggable(RobotStationPluggable.java:43) ~[RobotStationPluggable$RobotStationPluggableRenderer.class:?]

The stacktrace is available here: https://gist.github.com/AtomicBlom/6a3fd90e9200024a23ba
Full log is available here: http://paste.ee/p/ykMdV

Crash happened using Buildcraft 7.0.21
Fastcraft is being used.