Solr supports schemaless mode, which may be your case. Perhaps it made your
digest field multi valued. I'd suggest to use Solr's classic schema factory,
and a fixed schema.
> From:Tom Chiverton <t...@extravision.com>
> Sent: Friday 14th October 2016 16:44
> To: firstname.lastname@example.org
> Subject: Re: Nutch 2, Solr 5 - solrdedup causes ClassCastException:
> Where would this be configured ? I'm creating the solr core by just doing
> "solr/bin/solr create_core -c nutch"
> should I be feeding it a special schema file somehow ?
> On 14/10/16 14:39, Markus Jelsma wrote:
> > Your digest field is configured as multi valued, which should not be the
> > case.