Looks like millisecond in formatter are useless and make query failed. Replace
(context:BACKOFFICE)(type:IDEA)AND(creationDate:[2011-12-01T00:00:00*.000*Z TO 2011-12-25T00:00:00*.000*Z]) By (context:BACKOFFICE)(type:IDEA)AND(creationDate:[2011-12-01T00:00:00Z TO 2011-12-25T00:00:00Z]) Solved issue. -- View this message in context: http://lucene.472066.n3.nabble.com/DeleteByQuery-and-date-filter-tp3600739p3600755.html Sent from the Solr - User mailing list archive at Nabble.com.