java.lang.NullPointerException in com.kuxhausen.huemore.editmood.EditMoodFragment.onCreateView

[ekux44]

LampShade version: 77, 82 (3.2.1)
Android version: 5.0, 5.1
Devices: Nexus 6, Galaxy S5

java.lang.RuntimeException: Unable to start activity ComponentInfo{com.kuxhausen.huemore/com.kuxhausen.huemore.NavigationDrawerActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void com.kuxhausen.huemore.editmood.EditMoodStateGridFragment.setParentFragment(com.kuxhausen.huemore.editmood.EditMoodFragment)' on a null object reference
    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2325)
    at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387)
    at android.app.ActivityThread.access$800(ActivityThread.java:151)
    at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303)
    at android.os.Handler.dispatchMessage(Handler.java:102)
    at android.os.Looper.loop(Looper.java:135)
    at android.app.ActivityThread.main(ActivityThread.java:5254)
    at java.lang.reflect.Method.invoke(Native Method)
    at java.lang.reflect.Method.invoke(Method.java:372)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void com.kuxhausen.huemore.editmood.EditMoodStateGridFragment.setParentFragment(com.kuxhausen.huemore.editmood.EditMoodFragment)' on a null object reference
    at com.kuxhausen.huemore.editmood.EditMoodFragment.onCreateView(EditMoodFragment.java:75)
    at android.support.v4.app.Fragment.performCreateView(Fragment.java:1962)
    at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1026)
    at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1207)
    at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1189)
    at android.support.v4.app.FragmentManagerImpl.dispatchActivityCreated(FragmentManager.java:2001)
    at android.support.v4.app.FragmentController.dispatchActivityCreated(FragmentController.java:165)
    at android.support.v4.app.FragmentActivity.onStart(FragmentActivity.java:507)
    at android.app.Instrumentation.callActivityOnStart(Instrumentation.java:1236)
    at android.app.Activity.performStart(Activity.java:6006)
    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2288)
    ... 10 more