Start d2r on molgenis n3 mapping :

• In local installation d2r-server -p 2020 molgenis.n3
• there are some exception about : 
  • de.fuberlin.wiwiss.d2rq.D2RQException: Column @@digital_identity.digital_identity_id@@ not found in database (E0)
  • * Exception in thread "main" java.lang.NullPointerException

at de.fuberlin.wiwiss.d2rs.JettyLauncher.start(JettyLauncher.java:68)

at d2r.server.startServer(server.java:86)

at d2r.server.main(server.java:57)

• • *