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Found in
2023.2.0f1
2023.3.0a15
6000.0.0b11
7000.0.0a1
Issue ID
UUM-55847
Regression
No
[Error] ARC audio clip entry reference is lost when undoing edits made in play mode
Removing a clip in play mode and subsequently undoing in edit mode throws an error. It messes up the window so that you cannot add or remove clips until you redraw the window.
*Repro*
# Create an ARC asset (Assets > Create > Audio > Audio Random Container)
# Open the ARC asset by double clicking on it
# Add an audio clip entry to the audio clips list by clicking on the plus button
# Enter play mode
# Remove the audio clip entry by clicking on the minus button
# Exit play mode
# Undo
Expected: Audio clip entry works as usual
Actual: The audio clip entry is now lost, greyed out, and an error is logged (see screen recording attached)
*Stack trace*
{code:java}
NullReferenceException: Object reference not set to an instance of an object
UnityEditor.AssetDatabase.TryGetGUIDAndLocalFileIdentifier (UnityEngine.Object obj, System.String& guid, System.Int64& localId) (at /Users/kristinnbragi/gitrepo/23.2/Modules/AssetDatabase/Editor/ScriptBindings/AssetDatabase.bindings.cs:778)
UnityEditor.AudioContainerWindow.OnAudioClipListChanged (UnityEditor.SerializedProperty property) (at /Users/kristinnbragi/gitrepo/23.2/Editor/Mono/Audio/AudioContainerWindow.cs:884)
UnityEditor.UIElements.Bindings.DefaultSerializedObjectBindingImplementation+<>c__DisplayClass7_0.<TrackPropertyValue>b__0 (System.Object e, UnityEditor.SerializedProperty p) (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/Bindings/BindingExtensions.cs:1000)
UnityEditor.UIElements.Bindings.SerializedObjectBindingContext+TrackedValue.Update (UnityEditor.UIElements.Bindings.SerializedObjectBindingContext context, UnityEditor.SerializedProperty currentProp) (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/Bindings/BindingExtensions.cs:611)
UnityEditor.UIElements.Bindings.SerializedObjectBindingContext+TrackedValues.Update (UnityEditor.UIElements.Bindings.SerializedObjectBindingContext context, UnityEditor.SerializedProperty currentProperty) (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/Bindings/BindingExtensions.cs:719)
UnityEditor.UIElements.Bindings.SerializedObjectBindingContext.UpdateTrackedProperties () (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/Bindings/BindingExtensions.cs:835)
UnityEditor.UIElements.Bindings.SerializedObjectBindingContext.OnSerializedObjectChanged () (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/Bindings/BindingExtensions.cs:568)
UnityEditor.UIElements.Bindings.SerializedObjectBindingContext.UpdateRevision () (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/Bindings/BindingExtensions.cs:525)
UnityEditor.UIElements.Bindings.SerializedObjectBindingContext.UpdateIfNecessary (UnityEngine.UIElements.VisualElement element) (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/Bindings/BindingExtensions.cs:548)
UnityEditor.UIElements.Bindings.SerializedObjectBindingBase.Update (UnityEngine.UIElements.BindingContext& context) (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/Bindings/BindingExtensions.cs:1316)
UnityEngine.UIElements.BindingUpdater.UpdateUI (UnityEngine.UIElements.BindingContext& context, UnityEngine.UIElements.CustomBinding customBinding) (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElements/Core/Bindings/BindingUpdater.cs:191)
UnityEngine.UIElements.BindingUpdater.UpdateUI (UnityEngine.UIElements.BindingContext& context, UnityEngine.UIElements.Binding bindingObject) (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElements/Core/Bindings/BindingUpdater.cs:123)
UnityEngine.UIElements.VisualTreeDataBindingsUpdater.Update () (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElements/Core/Bindings/VisualTreeDataBindingUpdater.cs:209)
UnityEngine.UIElements.VisualTreeUpdater.UpdateVisualTreePhase (UnityEngine.UIElements.VisualTreeUpdatePhase phase) (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElements/Core/VisualTreeUpdater.cs:114)
UnityEngine.UIElements.Panel.UpdateDataBinding () (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElements/Core/Panel.cs:1161)
UnityEngine.UIElements.UIElementsUtility.UnityEngine.UIElements.IUIElementsUtility.UpdateSchedulers () (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElements/Core/UIElementsUtility.cs:275)
UnityEngine.UIElements.UIEventRegistration.UpdateSchedulers () (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElements/Core/UIElementsUtility.cs:105)
UnityEditor.RetainedMode.UpdateSchedulers () (at /Users/kristinnbragi/gitrepo/23.2/Modules/UIElementsEditor/RetainedMode.cs:55) {code}
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