00044: The layer type or data source is not supported for schema only packages
Some layer and data sources are not supported for schema only layer packages. Generally, all standard feature layers are supported in the geodatabase; however, more advanced types and rasters are not supported.
Solutions
Do one of the following:
Replace the layer with one that is supported for the schema-only option.
Remove the layer from your package.
More information
The following layers and datasets do not support the schema-only option for layer packages:
Network datasets
Terrains
Rasters
Raster catalogs
Raster mosaics
Feature classes that are not in a geodatabase
Parcel fabric datasets
Electronic Navigational Chart (ENC) layers
For more information, see Analyze your GIS resource.