TextureBlock without serialized data connected to setColor fails to parse in node geometry

[PatrickRyanMS]

If using TextureBlock with FetchTextureBlock connected to a setColorBlock and are not serializing cached data on the TextureBlock, when loading and parsing the json, the parse will fail with this error:

This graph can be used for testing which has a texture fetch connected to set color with no serialized texture data.
textureParseBug.zip