Godot 4 answers
10 answers, each one run on the engine: a script that causes the problem, a fix, and what Godot printed for both.
Godot 3 to 4 renames
- ARVRInterfaceGDNative in Godot 4: there is no such class
- BakedLightmapData in Godot 4: it is LightmapGIData now
- Physics2DShapeQueryParameters in Godot 4: it is PhysicsShapeQueryParameters2D now
- PhysicsDirectBodyState in Godot 4: it is PhysicsDirectBodyState3D now
- StreamTexture2D in Godot 4: it is CompressedTexture2D now
- VisibilityNotifier3D in Godot 4: it is VisibleOnScreenNotifier3D now
- VisualShaderNodeColorUniform in Godot 4: it is VisualShaderNodeColorParameter now
- VisualShaderNodeScalarClamp in Godot 4: it is VisualShaderNodeClamp now
- VisualShaderNodeScalarSwitch in Godot 4: it is VisualShaderNodeSwitch now
- WebRTCPeerConnectionGDNative in Godot 4: it is WebRTCPeerConnectionExtension now