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Unhelpful error message from Timeline origin

Discussion in 'Timeline' started by telgo, May 13, 2021.

  1. telgo


    Dec 10, 2015
    SerializedObjectNotCreatableException: Object at index 0 is null
    UnityEditor.Editor.CreateSerializedObject () (at <9b8dec54b88e4aa9b9661a30f7e3f61e>:0)
    UnityEditor.Editor.GetSerializedObjectInternal () (at <9b8dec54b88e4aa9b9661a30f7e3f61e>:0)
    UnityEditor.Editor.get_serializedObject () (at <9b8dec54b88e4aa9b9661a30f7e3f61e>:0)
    UnityEditor.Timeline.Signals.SignalReceiverInspector.OnEnable () (at Library/PackageCache/com.unity.timeline@1.5.4/Editor/Signals/SignalReceiverInspector.cs:26)

    I have two timelines - with Signals - that work fine when they are attached to an object in the scene, but when I make the objects prefabs, together with the timelines, I get the above error. Any clues as to how fix or avoid this?

    I'm running 2021.1.1.6F1/