ERROR: 500 Internal Server Error

no protocol: http%3A%2F%2Fwww.j-hhr.org%2FshowBackIssue.asp%3Fissn%3D2321-9157%3Byear%3D2015%3Bvolume%3D3%3Bissue%3D2%3Bmonth%3DJuly-December

RequestURI=/ServeContent?url=http%253A%252F%252Fwww.j-hhr.org%252FshowBackIssue.asp%253Fissn%253D2321-9157%253Byear%253D2015%253Bvolume%253D3%253Bissue%253D2%253Bmonth%253DJuly-December

LOCKSS daemon, powered by Jetty