Issue Description:

Note: If this bug occurs in a modpack, please report this to the modpack author. Otherwise, delete this line and add your description here. If you are using an unreleased version of Ender IO (e.g. for 1.8.9), please don't open an issue for features that have not been announced as "finished" or "working".

What happens:

shift clicked the sentient sword in the capacitor bank and got a crash

What you expected to happen:

the sentient sword shoudnt have been able to get in there

Steps to reproduce:

1.place a capacitor bank
2.shift click sentient sword (haven't tried with other stuff)
3.
...

Affected Versions (Do not use "latest"):

• EnderIO:1.9.4-3.0.0.37_alpha
• EnderCore:1.9.4-0.4.0.23-alpha
• Minecraft: 1.9.4
• Forge:1.9.4-12.17.0.1954

Your most recent log file where the issue was present:

[pastebin/gist/etc link here]
http://pastebin.com/6iJ3XvBA

thx

your welcome