On another note.......... My screen stuttered a bit then this popped out.
Windows 10 (x64) 10.0 Java: 1.8.0_131 amd64 0.8.2.4_36 -H:4096 -D:3072 (Steam)
AMD FX(tm)-6300 Six-Core Processor, M5A78L-M LX PLUS, 16366 MB (4242 MB Heap)
NVIDIA GeForce GTX 960 20170501000000.000000-000 22.21.13.8205
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Error occurred during application-update (25)
java.lang.IndexOutOfBoundsException: Index: 624, Size: 623
at java.util.ArrayList.rangeCheckForAdd(Unknown Source)
at java.util.ArrayList.add(Unknown Source)
at com.jme3.util.SafeArrayList.add(SafeArrayList.java:287)
at com.jme3.scene.Node.attachChildAt(Node.java:354)
at com.jme3.scene.Node.attachChild(Node.java:330)
at u.a.a(SourceFile:377)
at u.a.update(SourceFile:183)
at com.jme3.app.state.AppStateManager.update(AppStateManager.java:287)
at commons.JIWApplication.update(SourceFile:326)
at com.jme3.system.lwjgl.LwjglAbstractDisplay.runLoop(LwjglAbstractDisplay.java:151)
at com.jme3.system.lwjgl.LwjglDisplay.runLoop(LwjglDisplay.java:197)
at com.jme3.system.lwjgl.LwjglAbstractDisplay.run(LwjglAbstractDisplay.java:232)
at java.lang.Thread.run(Unknown Source)
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Edit #2:
I can apparently walk through solid glass that's facing north side. If you walk north you can walk through glass.