PlaybackListVIew.setAlbumImage RejectedExecutionException Error

[masafumi terazono]

----- 2012/11/11 13:49:11 (UTC) [1/1]

java.util.concurrent.RejectedExecutionException: Task android.os.AsyncTask$3@408fe078 rejected from java.util.concurrent.ThreadPoolExecutor@407b4e08[Running, pool size = 128, active threads = 128, queued tasks = 10, completed tasks = 748] at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:1972) at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:787) at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1308) at android.os.AsyncTask.executeOnExecutor(AsyncTask.java:552) at android.os.AsyncTask.execute(AsyncTask.java:499) at jp.co.kayo.android.localplayer.fragment.PlaybackListViewFragment.setAlbumImage(PlaybackListViewFragment.java:646) at jp.co.kayo.android.localplayer.fragment.PlaybackListViewFragment.changedMedia(PlaybackListViewFragment.java:282) at jp.co.kayo.android.localplayer.MainActivity2$1$1.run(MainActivity2.java:213) at android.os.Handler.handleCallback(Handler.java:587) at android.os.Handler.dispatchMessage(Handler.java:92) at android.os.Looper.loop(Looper.java:132) at android.app.ActivityThread.main(ActivityThread.java:4126) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:491) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:844) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:602) at dalvik.system.NativeStart.main(Native Method)