Hey Markus - When I ran into a similar issue with another update proc, I created https://issues.apache.org/jira/browse/SOLR-3215 so that I could order things to avoid this. I have not committed this yet though, in favor of waiting for https://issues.apache.org/jira/browse/SOLR-2822
Go vote? :) On May 18, 2012, at 7:49 AM, Markus Jelsma wrote: > Hi, > > Deduplication on SolrCloud through the SignatureUpdateRequestProcessor is not > functional anymore. The problem is that documents are passed multiple times > through the URP and the digest field is added as if it is an multi valued > field. > If the field is not multi valued you'll get this typical error. Changing the > order or URP's in the chain does not solve the problem. > > Any hints on how to resolve the issue? Is this a problem in the > SignatureUpdateRequestProcessor and does it need to be updated to work with > SolrCloud? > > Thanks, > Markus - Mark Miller lucidimagination.com