java.lang.NullPointerException: Unexpected error

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Take a look at this blog post on how to set up Grid2 https://goo.gl/rxzbE6. A user related (in the email group on the source) that using older selenium libs solves this exception.

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java.lang.NullPointerException: Unexpected error
at crazypants.enderio.teleport.anchor.BlockTravelAnchor.sendPrivateChatMessage(BlockTravelAnchor.java:147)
at crazypants.enderio.teleport.telepad.BlockTelePad.openGui(BlockTelePad.java:135)
at crazypants.enderio.teleport.telepad.BlockTelePad.openGui(BlockTelePad.java:125)
at com.enderio.core.common.BlockEnder.func_149727_a(BlockEnder.java:102)
at crazypants.enderio.BlockEio.func_149727_a(BlockEio.java:44)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78760_a(PlayerControllerMP.java:326)
at net.minecraft.client.Minecraft.func_147121_ag(Minecraft.java:1447)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1953)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:973)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:898)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)

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