Using the GeoServer Importer extension to upload a GeoPackage with one vector layer in it causes the following:
The fix to check for a null value is easy.
Has anybody got any code to be able to import vector GeoPackage data via the the GeoServer REST interface? Looks like some work will be needed in GeoTools as well, customer is seeing this an important piece of functionality.
GeoPackage file with one vector layer in it