Bukkit

What steps will reproduce the problem?
1. Running on 1.10.2 Server
2.
3.

What is the expected output? What do you see instead?
In console Error Messages Only

What version of the product are you using?
3.3.2

Do you have an error log of what happened?

SignEdit v3.3.2 generated an exception while executing task 36
    at org.bukkit.craftbukkit.v1_10_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:56)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)

Please provide any additional information below.