This is an ancient version. Not seen the error before. I’d first attempt to reboot every Solr node. If it persists, your best bet would be deleting the entire collection and recreating/re-indexing.
Jan Høydahl > 18. feb. 2023 kl. 17:30 skrev Unknown Surname <[email protected]>: > > Dear list, > > We have a system running DSpace CRIS 5.10 which uses SOLR > > Server version name: Apache Tomcat/8.5.54 (Debian) > Server version number: 8.5.54.0 > OS Name: Linux > OS Version: 4.9.0-18-amd64 > JVM Version: 1.8.0_322-8u322-b06-1~deb9u1-b06 > Solo-spec 4.10.2 > solr-impl 4.10.2 1634293 - mike - 2014-10-26 05:56:21 > lucene-spec 4.10.2 > lucene-impl 4.10.2 1634293 - mike - 2014-10-26 05:51:56 > > Browsing to the home page gives an Internal System Error. > > Looking at the log for /var/log/tomcat8/localhost.2023-02-14.log > > Getting the following message > > msg=SolrCore 'search' is not available due to init failure: Error > opening new searcher,trace=org.apache.solr.common.SolrException: SolrCore > 'search' is not available due to init failure: Error opening new > searcher > > Digging deeper it seems to be caused by > > Caused by: org.apache.lucene.index.CorruptIndexException: codec mismatch: > actual codec=CompoundFileWriterData vs expected > codec=Lucene41PostingsWriterPos (resource: > MMapIndexInput(path="/home/dspace/solr/search/data/index/_o42_Lucene41_0.pos")) > > Any suggestions about how I might go about fixing this? A point in the right > direction would be greatly appreciated. If more information is needed please > let me know > > Kind regards > Marc
