Error: While accessing database #<POSTGRESQL-DATABASE localhost:5432/treebank/iness CLOSED #x302018001E2D> with expression "SELECT admin.collection.name,admin.collection.description,admin.collection.metadata FROM admin.collection WHERE (name IN (SELECT collection_name FROM admin.collection_treebank WHERE ((treebank_name = 'afr-ud-2.1-dep') AND (component = 'DEPENDENCY-CG'))))": Error #<A Foreign Pointer #x7E870812E551> / column "component" does not exist LINE 1: ...nk WHERE ((treebank_name = 'afr-ud-2.1-dep') AND (component ... ^ has occurred.