Just look into your tomcat logs in more detail.....specifically the logs when tomcat loads the solr application's web context. There you might find some clues or just post the logs snapshot here.
Regds Pravesh -- View this message in context: http://lucene.472066.n3.nabble.com/upgrading-1-4-to-3-x-tp3415044p3421225.html Sent from the Solr - User mailing list archive at Nabble.com.