Code in tutorial not working

[quydaigia]

i run the code it simply not working and runtime error in picture . what have i missed ?
the 4 imported classes is crossed out and null pointer exception : this.control is null.
link of tutorial(jMonkeyEngine 3 Tutorial (7) - Hello Animation :: jMonkeyEngine Docs)

[pspeed]

[SOLVED] Problem with 7 tutorial (Hello Animation)

I beginner jme user and im going through tutorial 7. I download all the Oto samples(Oto.j3m, Oto.jpg, Oto.material.MATERIAL, Oto.mesh.xml, Oto.skeleton.xm and OtoOldAnim.j3ol) and when i try to addListaner for AnimControl throw NullPointerException, how do I fix this problem?

[richtea]

Eeek, thanks for reporting the broken tutorial

Edit: I’m updating it now

[richtea]

#164 fix animation tutorial

[richtea]

@quydaigia The tutorial should be fixed now. Thanks again for reporting the issue