ERROR: 500 Internal Server Error

no protocol: http%3A%2F%2Fwww.jomip.org%2Farticle.asp%3Fissn%3D2468-645X%3Byear%3D2015%3Bvolume%3D10%3Bissue%3D1%3Bspage%3D30%3Bepage%3D32%3Baulast%3DAduayi%3Btype%3D2

RequestURI=/ServeContent?url=http%253A%252F%252Fwww.jomip.org%252Farticle.asp%253Fissn%253D2468-645X%253Byear%253D2015%253Bvolume%253D10%253Bissue%253D1%253Bspage%253D30%253Bepage%253D32%253Baulast%253DAduayi%253Btype%253D2

LOCKSS daemon, powered by Jetty