Skin Crash

Looks like I'm getting a crash at the end of the match. Doublestrike, I think this is related to your skin changes:
Detailed error trace:
java.lang.NullPointerException
at forge.view.swing.WinLoseFrame.<init>(WinLoseFrame.java:91)
at forge.GameAction.checkStateEffects(GameAction.java:801)
at forge.GameAction.checkStateEffects(GameAction.java:759)
at forge.Phase.handleBeginPhase(Phase.java:363)
Detailed error trace:
java.lang.NullPointerException
at forge.view.swing.WinLoseFrame.<init>(WinLoseFrame.java:91)
at forge.GameAction.checkStateEffects(GameAction.java:801)
at forge.GameAction.checkStateEffects(GameAction.java:759)
at forge.Phase.handleBeginPhase(Phase.java:363)