NullPointerException in EditNote

[seg-ha]

E/AndroidRuntime(17702): FATAL EXCEPTION: main
E/AndroidRuntime(17702): Process: org.tomdroid, PID: 17702
E/AndroidRuntime(17702): java.lang.RuntimeException: Unable to destroy activity {org.tomdroid/org.tomdroid.ui.EditNote}: java.lang.NullPointerException
E/AndroidRuntime(17702): at android.app.ActivityThread.performDestroyActivity(ActivityThread.java:3483)
E/AndroidRuntime(17702): at android.app.ActivityThread.handleDestroyActivity(ActivityThread.java:3501)
E/AndroidRuntime(17702): at android.app.ActivityThread.access$1400(ActivityThread.java:135)
E/AndroidRuntime(17702): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1249)
E/AndroidRuntime(17702): at android.os.Handler.dispatchMessage(Handler.java:102)
E/AndroidRuntime(17702): at android.os.Looper.loop(Looper.java:136)
E/AndroidRuntime(17702): at android.app.ActivityThread.main(ActivityThread.java:5001)
E/AndroidRuntime(17702): at java.lang.reflect.Method.invokeNative(Native Method)
E/AndroidRuntime(17702): at java.lang.reflect.Method.invoke(Method.java:515)
E/AndroidRuntime(17702): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
E/AndroidRuntime(17702): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
E/AndroidRuntime(17702): at dalvik.system.NativeStart.main(Native Method)
E/AndroidRuntime(17702): Caused by: java.lang.NullPointerException
E/AndroidRuntime(17702): at org.tomdroid.ui.EditNote.onDestroy(EditNote.java:233)
E/AndroidRuntime(17702): at android.app.Activity.performDestroy(Activity.java:5403)
E/AndroidRuntime(17702): at android.app.Instrumentation.callActivityOnDestroy(Instrumentation.java:1117)
E/AndroidRuntime(17702): at android.app.ActivityThread.performDestroyActivity(ActivityThread.java:3470)
E/AndroidRuntime(17702): ... 11 more