“Unsupported type MinMaxCurve” error and “Could not register property modification for animation binding…” warnings are thrown after moving playhead when Particle System Property is added to Animation window

Unity: Mecanim Animation

Open

6.0.X

Fixed

6.6.X

6000.6.0a2

6.5.X

6000.5.0b4

6.4.X

6000.4.4f1

6.3.X

6000.3.14f1

Reproduction steps:
1. Create a new project
2. Select any GameObject, click “Add Component” button and select Particle System Component (Visual Effects > Particle System)
3. Window > Animation > Animation
4. Make sure GameObject is still selected, click “Create” button in Animation window and “Save” button in “Create New Animation” pop-up window
5. Click “Add Property” button, right-click on Particle System and press “Add Properties” option
6. Move playhead and observe the Console

Actual result: “Unsupported type MinMaxCurve” error and over 50 different “Could not register property modification for animation binding…” warnings are thrown
Expected result: No errors or warnings are thrown

Reproducible with: 6000.0.68f1, 6000.3.10f1, 6000.4.0b10, 6000.5.0a7

Reproduced on: Windows 11, macOS Sequoia 26.2 (M4)

Notes:
Full error:

Unsupported type MinMaxCurve
UnityEditor.AnimationWindowBuiltin.AnimationWindowControl:ResampleAnimation ()
UnityEditorInternal.AnimationWindowState:ResampleAnimation () (at /Users/bokken/build/output/unity/unity/Editor/Mono/Animation/AnimationWindow/AnimationWindowState.cs:582)
UnityEditorInternal.AnimationWindowState:OnNewCurveAdded (UnityEditor.EditorCurveBinding) (at /Users/bokken/build/output/unity/unity/Editor/Mono/Animation/AnimationWindow/AnimationWindowState.cs:1458)
UnityEditorInternal.AnimationWindowState:Refresh () (at /Users/bokken/build/output/unity/unity/Editor/Mono/Animation/AnimationWindow/AnimationWindowState.cs:269)
UnityEditorInternal.AnimationWindowState:Update () (at /Users/bokken/build/output/unity/unity/Editor/Mono/Animation/AnimationWindow/AnimationWindowState.cs:225)
UnityEditor.EditorApplication:Internal_CallUpdateFunctions ()

Full warning:

Unsupported type MinMaxCurve
UnityEditor.AnimationWindowBuiltin.AnimationWindowControl:ResampleAnimation ()
UnityEditorInternal.AnimationWindowState:ResampleAnimation () (at /Users/bokken/build/output/unity/unity/Editor/Mono/Animation/AnimationWindow/AnimationWindowState.cs:582)
UnityEditorInternal.AnimationWindowState:OnNewCurveAdded (UnityEditor.EditorCurveBinding) (at /Users/bokken/build/output/unity/unity/Editor/Mono/Animation/AnimationWindow/AnimationWindowState.cs:1458)
UnityEditorInternal.AnimationWindowState:Refresh () (at /Users/bokken/build/output/unity/unity/Editor/Mono/Animation/AnimationWindow/AnimationWindowState.cs:269)
UnityEditorInternal.AnimationWindowState:Update () (at /Users/bokken/build/output/unity/unity/Editor/Mono/Animation/AnimationWindow/AnimationWindowState.cs:225)
UnityEditor.EditorApplication:Internal_CallUpdateFunctions ()

“Unsupported type MinMaxCurve” error and “Could not register property modification for animation binding…” warnings are thrown after moving playhead when Particle System Property is added to Animation window

Unity: Mecanim Animation

Open

Fixed

Prioritise and Follow this issue

Have a workaround or additional info about this issue?

“Unsupported type MinMaxCurve” error and “Could not register property modification for animation binding…” warnings are thrown after moving playhead when Particle System Property is added to Animation window

Unity: Mecanim Animation

Statuses

Open

Fixed

Resolution Notes

Description

Prioritise and Follow this issue

Have a workaround or additional info about this issue?