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IllegalStateException Preconditions.checkState & java.lang.NullPointerException in WebP #2826

@mfzagal

Description

@mfzagal

Hello everyone, I am getting this type of errors randomly when I try to display an animated webp image within a SimpleDrawee that is on a card within a ViewPager which rotates after a few seconds automatically, as relevant information I am doing a prefetchToBitmapCache to download the image to cache while I show a static image which I exchange when the heavier image has already been downloaded

Fresco Version : 2.2.0

java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Class java.lang.Object.getClass()' on a null object reference at com.facebook.common.internal.Preconditions.checkNotNull(Preconditions:215) at com.facebook.drawee.controller.AbstractDraweeController.onAttach(AbstractDraweeController:368) at com.facebook.drawee.view.DraweeHolder.attachController(DraweeHolder:248) at com.facebook.drawee.view.DraweeHolder.attachOrDetachController(DraweeHolder:265) at com.facebook.drawee.view.DraweeHolder.onVisibilityChange(DraweeHolder:134) at com.facebook.drawee.generic.RootDrawable.setVisible(RootDrawable:67) at android.widget.ImageView.onVisibilityAggregated(ImageView.java:1688)

java.lang.IllegalStateException at com.facebook.common.internal.Preconditions.checkState(Preconditions:162) at com.facebook.drawee.backends.pipeline.PipelineDraweeController.getImageInfo(PipelineDraweeController:380) at com.facebook.drawee.backends.pipeline.PipelineDraweeController.getImageInfo(PipelineDraweeController:62) at com.facebook.drawee.controller.AbstractDraweeController.onNewResultInternal(AbstractDraweeController:565) at com.facebook.drawee.controller.AbstractDraweeController.access$000(AbstractDraweeController:44) at com.facebook.drawee.controller.AbstractDraweeController$1.onNewResultImpl(AbstractDraweeController:499) at com.facebook.datasource.BaseDataSubscriber.onNewResult(BaseDataSubscriber:49)

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