<> vs. <#> error when registering sadi service

[timrdf]

registering http://lod.melagrid.org/services/sadi/faqt/vocabulary/uses/prov at http://sadiframework.org/registry/register/ causes an error

service description missing input class caused by 
org.sadiframework.service.ontology.ServiceOntologyException: 
no values from path http://www.mygrid.org.uk/mygrid-moby-service#hasOperation
 some http://www.mygrid.org.uk/mygrid-moby-service#operation, 
http://www.mygrid.org.uk/mygrid-moby-service#inputParameter some 
http://www.mygrid.org.uk/mygrid-moby-service#parameter, 
http://www.mygrid.org.uk/mygrid-moby-service#objectType some *: 
no values of 'http://www.mygrid.org.uk/mygrid-moby-service#hasOperation' 
that are instances of 'http://www.mygrid.org.uk/mygrid-moby-service#operation'