java.lang.RuntimeException: Unable to start activity ComponentInfo{nl.hnogames.domoticz.premium/nl.hnogames.domoticz.SettingsActivity}: java.lang.NullPointerException: println needs a message

[galadril]

java.lang.RuntimeException: Unable to start activity ComponentInfo{nl.hnogames.domoticz.premium/nl.hnogames.domoticz.SettingsActivity}: java.lang.NullPointerException: println needs a message
    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2441)
    at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2500)
    at android.app.ActivityThread.access$900(ActivityThread.java:171)
    at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1309)
    at android.os.Handler.dispatchMessage(Handler.java:102)
    at android.os.Looper.loop(Looper.java:146)
    at android.app.ActivityThread.main(ActivityThread.java:5679)
    at java.lang.reflect.Method.invokeNative(Native Method)
    at java.lang.reflect.Method.invoke(Method.java:515)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1291)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1107)
    at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.NullPointerException: println needs a message
    at android.util.Log.println_native(Native Method)
    at android.util.Log.e(Log.java:334)
    at nl.hnogames.domoticz.Preference.Preference.setVersionInfo(Preference.java:564)
    at nl.hnogames.domoticz.Preference.Preference.onCreate(Preference.java:94)
    at android.app.Fragment.performCreate(Fragment.java:1678)
    at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:859)
    at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:1062)
    at android.app.BackStackRecord.run(BackStackRecord.java:684)
    at android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1453)
    at android.app.Activity.performStart(Activity.java:5591)
    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2414)
    ... 11 more