add null value at addMediaQuery

[masafumi terazono]

java.lang.RuntimeException: An error occured while executing doInBackground() at android.os.AsyncTask$3.done(AsyncTask.java:278) at java.util.concurrent.FutureTask$Sync.innerSetException(FutureTask.java:273) at java.util.concurrent.FutureTask.setException(FutureTask.java:124) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:307) at java.util.concurrent.FutureTask.run(FutureTask.java:137) at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:208) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:569) at java.lang.Thread.run(Thread.java:856) Caused by: java.lang.IllegalArgumentException: the bind value at index 1 is null at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:166) at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:136) at android.content.ContentProviderProxy.query(ContentProviderNative.java:358) at android.content.ContentResolver.query(ContentResolver.java:311) at jp.co.kayo.android.localplayer.provider.MediaContentProvider.query(MediaContentProvider.java:93) at android.content.ContentProvider$Transport.query(ContentProvider.java:178) at android.content.ContentResolver.query(ContentResolver.java:311) at jp.co.kayo.android.localplayer.service.MediaPlayerService$1.addMediaQuery(MediaPlayerService.java:384) at jp.co.kayo.android.localplayer.fragment.ArtistListFragment.playMediaReplace(ArtistListFragment.java:525) at jp.co.kayo.android.localplayer.fragment.ArtistListFragment$1.doInBackground(ArtistListFragment.java:353) at jp.co.kayo.android.localplayer.fragment.ArtistListFragment$1.doInBackground(ArtistListFragment.java:1) at android.os.AsyncTask$2.call(AsyncTask.java:264) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:305) ... 5 more