[Nexus 5 Android Development] Rawi666:
Guys, I have the following error when I go to Settings->Language & input->Current Keyboard and click on CHOOSE KEYBOARDS.

FC and here is log

01-18 15:11:49.443 E/AndroidRuntime(4095): FATAL EXCEPTION: main

01-18 15:11:49.443 E/AndroidRuntime(4095): Process: com.android.settings, PID: 4095

01-18 15:11:49.443 E/AndroidRuntime(4095): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.android.settings/com.android.settings.Settings$InputMethodAndLanguageSettingsActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean android.preference.PreferenceCategory.removePreference(android.preference.Preference)' on a null object reference

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2318)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2390)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.ActivityThread.access$800(ActivityThread.java:147)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1281)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.os.Handler.dispatchMessage(Handler.java:102)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.os.Looper.loop(Looper.java:135)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.ActivityThread.main(ActivityThread.java:5255)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at java.lang.reflect.Method.invoke(Native Method)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at java.lang.reflect.Method.invoke(Method.java:372)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:898)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:693)

01-18 15:11:49.443 E/AndroidRuntime(4095): Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean android.preference.PreferenceCategory.removePreference(android.preference.Preference)' on a null object reference

01-18 15:11:49.443 E/AndroidRuntime(4095):	at com.android.settings.inputmethod.InputMethodAndLanguageSettings.onCreate(InputMethodAndLanguageSettings.java:179)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.Fragment.performCreate(Fragment.java:2031)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:863)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:1067)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.BackStackRecord.run(BackStackRecord.java:833)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1452)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.FragmentManagerImpl.executePendingTransactions(FragmentManager.java:483)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at com.android.settings.SettingsActivity.switchToFragment(SettingsActivity.java:956)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at com.android.settings.SettingsActivity.onCreate(SettingsActivity.java:582)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.Activity.performCreate(Activity.java:5933)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)

01-18 15:11:49.443 E/AndroidRuntime(4095):	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2264)

01-18 15:11:49.443 E/AndroidRuntime(4095):	... 10 more

Nightly 18/01, everything on stock, fresh install.

Not sure if it's relevant but I used restore backup option from google (but only settings, without any apps) during initial welcome wizard.