Forge 14.23.5.2838
Waystones 4.0.72

After closing a singleplayerworld and the loading it again the game crashes

Log:
java.util.concurrent.ExecutionException: java.lang.NullPointerException
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:192)
at net.minecraft.util.Util.runTask(Util.java:531)
at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1088)
at net.minecraft.client.Minecraft.run(Minecraft.java:3942)
at net.minecraft.client.main.Main.main(SourceFile:123)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.NullPointerException
at net.blay09.mods.waystones.PlayerWaystoneHelper.getOrCreateWaystonesTag(PlayerWaystoneHelper.java:24)
at net.blay09.mods.waystones.PlayerWaystoneHelper.store(PlayerWaystoneHelper.java:33)
at net.blay09.mods.waystones.network.handler.HandlerWaystones$1.run(HandlerWaystones.java:24)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at net.minecraft.util.Util.runTask(Util.java:529)
... 9 more

Fixed

Incompatibility with thaumic arcana and other mods thad add mounts like Ice and Fire. Dunno why Waystones showed up there