ERROR: 500 Internal Server Error

no protocol: http%3A%2F%2Fjamafr.ama-assn.org%2Fcgi%2Fcontent%2Fabstract%2F297%2F24%2F2716

RequestURI=/ServeContent?url=http%253A%252F%252Fjamafr.ama-assn.org%252Fcgi%252Fcontent%252Fabstract%252F297%252F24%252F2716

LOCKSS daemon, powered by Jetty