[xwiki-users] [XWiki Solr index job thread] WARN "StepProgressEvent was fired too many times" warning after starting XWiki

After restarting tomcat I get long list of "StepProgressEvent was fired too many times" messages: 2014-07-24 13:58:57,212 [XWiki initialization] INFO .HibernateDataMigrationManager - Storage schema updates and data migrations are enabled 2014-07-24 13:58:57,213 [XWiki initialization] INFO .HibernateDataMigrationManager - No data migration to apply for wiki [xwiki] currently in version [54300] 2014-07-24 13:58:57,213 [XWiki initialization] INFO .HibernateDataMigrationManager - Checking Hibernate mapping and updating schema if needed for wiki [xwiki] 2014-07-24 13:59:18,093 [XWiki Solr index job thread] INFO o.x.s.s.i.j.IndexerJob - Starting job of type [solr.indexer] with identifier [[solr, indexer]] 2014-07-24 13:59:27,538 [XWiki Solr index job thread] WARN o.x.j.i.DefaultJobProgress - StepProgressEvent was fired too many times: [3361] instead of [3360]. The number of times StepProgressEvent is fired must match the number of steps passed to PushLevelProgressEvent. ... Can they be avoided? Valdis