Perhaps an issue with an API change, but in Unity 6.0.7 (which is still in preview), the label from the foldout appears on top of the arrow. Can be worked around by just making this change to the DisplayName method in the SerializableDictionaryDrawer class:
Perhaps an issue with an API change, but in Unity 6.0.7 (which is still in preview), the label from the foldout appears on top of the arrow. Can be worked around by just making this change to the
DisplayName
method in theSerializableDictionaryDrawer
class: