Jianhan, You didn't mention how old your version of Solr is. Try with the latest nightly build first, please.
Otis -- Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch ----- Original Message ---- > From: Jian Han Guo <jian...@gmail.com> > To: solr-user@lucene.apache.org > Sent: Thursday, April 30, 2009 6:03:34 PM > Subject: NullPointException during creating snapshot > > Hi, > > If there is no new document added since the last snapshot is created, the > request solr/replication?command=snapshoot returns the following response > > > > 0 > name="QTime">8 > name="exception">java.lang.NullPointerException:java.lang.NullPointerException > > > Is this something expected? There was no error message found in the log > file. > > I expected no snapshot will be created (since there is no new doc/index), > but I didn't expect to see NullPointException in the response. > > Thanks, > > Jianhan