Do not throw when element is present in neither from- or toScene

Bug: 311600838
Test: N/A
Flag: N/A
Change-Id: Id2678cf2e3b80a08066889e2b42ef8f3eff6a52f

1 files changed, 3 insertions, 1 deletions

diff --git a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/Element.kt b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/Element.kt
index 2b1195229c76..fb8083b78a1c 100644
--- a/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/Element.kt
+++ b/packages/SystemUI/compose/scene/src/com/android/compose/animation/scene/Element.kt
@@ -615,7 +615,9 @@ private inline fun <T> computeValue(
     val toValues = element.sceneValues[toScene]
 
     if (fromValues == null && toValues == null) {
-        error("This should not happen, element $element is neither in $fromScene or $toScene")
+        // TODO(b/311600838): Throw an exception instead once layers of disposed elements are not
+        // run anymore.
+        return lastValue()
     }
 
     // The element is shared: interpolate between the value in fromScene and the value in toScene.