Issue Description:

while holding vazkii's morph o tool, if i look at a insulated conduit i crash and get the following crash log

Affected Versions (Do not use "latest"):

• EnderIO:1.10.2-3.0.1.142
• EnderCore:1.10.2-0.4.1.61
• Minecraft: 1.10.2
• Forge:12.18.3.2185

Your most recent log file where the issue was present:

crash-2016-12-19_14.17.44-server.txt

#3931

ok maybe not morph o tool as im now only using a simple yeta wrench and still crashing when interacting with conduits. this was an item conduit system this time

crash-2016-12-19_18.07.22-client.txt