When applying weights to bones. If resort the bones. The program crashes in the weirdest way.

Spine Launcher 3.4.04
Windows 10 Pro x86 6.2
Java 1.7.0_80 Esoteric Software
32-bit Server VM
Up to date: Spine 3.4.02
Spine 3.4.02 Professional, LWJGL
Licensed to: *****, *****
ATI Technologies Inc.
AMD Radeon R7 200 Series
4.5.13447 Compatibility Profile Context 16.300.2311.0
Started.
Automatic backup complete.
Sorry, an unexpected error has occurred:
java.lang.RuntimeException
   at Bs.a(SourceFile:165)
   at Ax.a(SourceFile:34)
   at HO.a(SourceFile:369)
   at gx.a(SourceFile:28)
   at eH.a(SourceFile:181)
   at eH.a(SourceFile:146)
   at com.badlogic.gdx.scenes.scene2d.ui.Button.b(SourceFile:123)
   at fj.b(SourceFile:91)
   at gz.b(SourceFile:89)
   at eN.a(SourceFile:58)
   at eP.b(SourceFile:353)
   at o.b(SourceFile:96)
   at av.e(SourceFile:332)
   at ah.run(SourceFile:236)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:312)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:745)
   at java.awt.EventQueue.access$300(EventQueue.java:103)
   at java.awt.EventQueue$3.run(EventQueue.java:706)
   at java.awt.EventQueue$3.run(EventQueue.java:704)
   at java.security.AccessController.doPrivileged(Native Method)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:715)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)

Thanks everyone for the compliments on my character. I sent an email Nate. Let me know if you receive it.