Reproduction steps:
1. Open the attached project "ReproProj"
2. Open the “/Assets/Scenes/Main.unity” Scene
3. In Hierarchy, click the child GameObject of UnManaged subscene
4. Observe the Console

Expected result: No Errors exist
Actual result: Error “MissingFieldException: Field not found: UnityEditor.EditorGUI/RecycledTextEditor UnityEditor.EditorGUI.s_RecycledEditor Due to: Could not find field in class“ is present

Reproducible with: 1.2.0 (6000.0.33f1), 1.3.8 (6000.0.33f1)

Testing environment: Windows 10 Enterprise 21H2
Not reproducible on: No other environment tested

Note:
- Speed parameter in Enemy Mover Authoring is not present