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  1. POCanvas: trying to use a recycled bitmap android.graphics.Bitmap
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    <pre><code>11-24 23:19:18.434: ERROR/AndroidRuntime(12660): Uncaught handler: thread main exiting due to uncaught exception 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): java.lang.RuntimeException: Canvas: trying to use a recycled bitmap android.graphics.Bitmap@4384c218 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.graphics.Canvas.throwIfRecycled(Canvas.java:955) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.graphics.Canvas.drawBitmap(Canvas.java:1044) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.graphics.drawable.BitmapDrawable.draw(BitmapDrawable.java:291) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.widget.ImageView.onDraw(ImageView.java:908) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.View.draw(View.java:6283) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.drawChild(ViewGroup.java:1581) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1311) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.drawChild(ViewGroup.java:1579) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1311) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.View.draw(View.java:6286) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.drawChild(ViewGroup.java:1581) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1311) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.widget.AbsListView.dispatchDraw(AbsListView.java:1323) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.widget.ListView.dispatchDraw(ListView.java:2933) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.View.draw(View.java:6389) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.widget.AbsListView.draw(AbsListView.java:2142) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.drawChild(ViewGroup.java:1581) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1311) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.drawChild(ViewGroup.java:1579) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1311) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.View.draw(View.java:6286) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.drawChild(ViewGroup.java:1581) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1311) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.View.draw(View.java:6286) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.widget.FrameLayout.draw(FrameLayout.java:352) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.drawChild(ViewGroup.java:1581) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1311) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.View.draw(View.java:6286) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.widget.FrameLayout.draw(FrameLayout.java:352) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at com.android.internal.policy.impl.PhoneWindow$DecorView.draw(PhoneWindow.java:1928) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewRoot.draw(ViewRoot.java:1454) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewRoot.performTraversals(ViewRoot.java:1174) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.view.ViewRoot.handleMessage(ViewRoot.java:1774) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.os.Handler.dispatchMessage(Handler.java:99) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.os.Looper.loop(Looper.java:123) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at android.app.ActivityThread.main(ActivityThread.java:4321) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at java.lang.reflect.Method.invokeNative(Native Method) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at java.lang.reflect.Method.invoke(Method.java:521) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:791) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:549) 11-24 23:19:18.684: ERROR/AndroidRuntime(12660): at dalvik.system.NativeStart.main(Native Method) </code></pre> <p>I implemented an image cache with SoftReference and set an ImageView with a Bitmap from the image cache.</p> <p>I do not use Bitmap.recycle() and check the Bitmap.isRcycled() before setting the bitmap to an ImageView.</p> <p>I can not figure out why the canvas is drawing with a recycled bitmap. It happens rarely but it does happened.</p> <p>Any suggestion? Thanks!</p>
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