Play store NPE:

java.lang.RuntimeException: Unable to start activity ComponentInfo{com.fsck.k9/com.fsck.k9.activity.UpgradeDatabases}: java.lang.NullPointerException
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2117)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2155)
at android.app.ActivityThread.access$700(ActivityThread.java:139)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1248)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5062)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:795)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:558)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.NullPointerException
at android.app.Instrumentation.execStartActivity(Instrumentation.java:1409)
at android.app.Activity.startActivityForResult(Activity.java:3389)
at android.app.Activity.startActivityForResult(Activity.java:3350)
at android.app.Activity.startActivity(Activity.java:3562)
at android.app.Activity.startActivity(Activity.java:3528)
at com.fsck.k9.activity.UpgradeDatabases.launchOriginalActivity(UpgradeDatabases.java:183)
at com.fsck.k9.activity.UpgradeDatabases.onCreate(UpgradeDatabases.java:109)
at android.app.Activity.performCreate(Activity.java:5058)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1079)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2081)
... 11 more