“ ) sweiv llun ekat neve t'nseod sneppah rorre siht erehw dohtem morf eht dna weiv a sah tnemgarf ruoy fi ereh teg ylno nac uoYhttps://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:fragment/fragment/src/main/java/androidx/fragment/app/SpecialEffectsController.java;l=407?q=SpecialEffectsController ). So even if you were somehow able to remove the fragment's view before the transition was executed you should be getting an error when passing in the null view to from, not when the view calls getAlpha(). ”