Shooting in the dark it seems that 2 processes are trying to write the same
disk directory.
Is this directory shared by different Solr cores or Solr instances ?

If you contribute the configuration from the solrconfig we may be able to
help.

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Alessandro Benedetti
Search Consultant, R&D Software Engineer, Director
Sease Ltd. - www.sease.io
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Sent from: http://lucene.472066.n3.nabble.com/Solr-User-f472068.html
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