20171024:0402: MESSAGES GENERATED BY: /var/www/cerg///piavee/history.xml

20171024:0402: /var/www/cerg///piavee/history.xml:4: warning: failed to load external entity "file:///home/ajh/www/research/cerg/cergwebdoc.dtd"
20171024:0402:                     "file:///home/ajh/www/research/cerg/cergwebdoc.dtd">
20171024:0402:                                                                         ^

Please forward these details to John Hurst