MSIR.0560 Invalid zap for Sirius customization: (custom type)

The Model 204 load module being executed has had a zap applied to it for customization of the Sirius Mods, and the content of that zap is invalid. custom_type indicates the type of customization controlled by the area which is incorrectly zapped. See the chapter on customization in the Sirius Mods Installation Guide for a description of the different zaps you may apply.