Context race condition (null reference)

[daniele-athome]

java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference
       at org.kontalk.util.Preferences.getEncryptionEnabled(Preferences.java:196)
       at org.kontalk.ui.AbstractComposeFragment.updateUI(AbstractComposeFragment.java:1963)
       at org.kontalk.ui.ComposeMessageFragment.updateUI(ComposeMessageFragment.java:1027)
       at org.kontalk.ui.AbstractComposeFragment.onCreateOptionsMenu(AbstractComposeFragment.java:765)
       at android.support.v4.app.Fragment.performCreateOptionsMenu(Fragment.java:2288)
       at android.support.v4.app.FragmentManagerImpl.dispatchCreateOptionsMenu(FragmentManager.java:2984)
       at android.support.v4.app.FragmentController.dispatchCreateOptionsMenu(FragmentController.java:328)
       at android.support.v4.app.FragmentActivity.onCreatePanelMenu(FragmentActivity.java:363)
       at android.support.v7.view.WindowCallbackWrapper.onCreatePanelMenu(WindowCallbackWrapper.java:98)
       at android.support.v7.app.AppCompatDelegateImplBase$AppCompatWindowCallbackBase.onCreatePanelMenu(AppCompatDelegateImplBase.java:335)
       at android.support.v7.view.WindowCallbackWrapper.onCreatePanelMenu(WindowCallbackWrapper.java:98)
       at android.support.v7.app.ToolbarActionBar.populateOptionsMenu(ToolbarActionBar.java:454)
       at android.support.v7.app.ToolbarActionBar$1.run(ToolbarActionBar.java:61)
       at android.os.Handler.handleCallback(Handler.java:739)
       at android.os.Handler.dispatchMessage(Handler.java:95)
       at android.os.Looper.loop(Looper.java:135)
       at android.app.ActivityThread.main(ActivityThread.java:5669)
       at java.lang.reflect.Method.invoke(Method.java)
       at java.lang.reflect.Method.invoke(Method.java:372)
       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:960)
       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)