Search for items throws errors when a transfer node is nearby

[StarkRG]

This is an update to the issue on the previous repository: rwtema/extrautilities_old_issues#1770

Once the transfer node was removed the search function works again.

[16:52:44] [Server thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: java.lang.NullPointerException
  at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_161]
  at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[?:1.8.0_161]
  at net.minecraft.util.Util.func_181617_a(SourceFile:47) [h.class:?]
  at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:721) [MinecraftServer.class:?]
  at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:396) [nz.class:?]
  at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:666) [MinecraftServer.class:?]
  at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:524) [MinecraftServer.class:?]
  at java.lang.Thread.run(Thread.java:748) [?:1.8.0_161]
Caused by: java.lang.NullPointerException
  at com.rwtema.extrautils2.transfernodes.TileTransferHolder.hasCapability(TileTransferHolder.java:231) ~[TileTransferHolder.class:?]
  at com.rwtema.extrautils2.utils.CapGetter.hasCapability(CapGetter.java:107) ~[CapGetter.class:?]
  at com.rwtema.extrautils2.utils.CapGetter.getInterface(CapGetter.java:120) ~[CapGetter.class:?]
  at com.rwtema.extrautils2.crafting.Radar$PacketPing.lambda$doStuffServer$1(Radar.java:182) ~[Radar$PacketPing.class:?]
  at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_161]
  at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_161]
  at net.minecraft.util.Util.func_181617_a(SourceFile:46) ~[h.class:?]
  ... 5 more

[rwtema]

Repeat of #1. Closed.