3430127 - Incorrect XSLTResponseWriter configurations causes Solr Indexing Failure after upgrading to Solr 9.2

Symptom

Solr indexing failed after upgrading to Solr 9.2. One or some of the following error messages are found in logs which indicate the issue is related to the XSLTResponseWriter class.

[Exception 1]	org.apache.solr.client.solrj.impl.BaseHttpSolrClient$RemoteSolrException: Error from server at null: Error CREATEing SolrCore '<solrcore_name>': Unable to create core [solrcore_name] Caused by: solr.XSLTResponseWriter ...... Caused by: org.apache.solr.common.SolrException: Error loading class 'solr.XSLTResponseWriter'
[Exception 2]	ERROR [BackofficeLO-4] [BackofficeSolrFieldSearchFacadeStrategy] Facet search has failed de.hybris.platform.solrfacetsearch.search.FacetSearchException: Error from server at <solr server>: SolrCore '<solrcore_name>' is not available due to init failure: Error loading class 'solr.XSLTResponseWriter' ...... Caused by: org.apache.solr.client.solrj.impl.BaseHttpSolrClient$RemoteSolrException: Error from server at <solr server>: SolrCore '<solrcore_name>' is not available due to init failure: Error loading class 'solr.XSLTResponseWriter'
[Exception 3]	org.apache.solr.client.solrj.impl.BaseHttpSolrClient$RemoteSolrException: Error from server at null: Error CREATEing SolrCore '<solrcore_name>': Unable to create core <solrcore_name> Caused by: solr.scripting.xslt.XSLTResponseWriter ...... Caused by: org.apache.solr.common.SolrException: *Error loading class 'solr.scripting.xslt.XSLTResponseWriter'*
[Exception 4]	ERROR [hybrisHTTP27] [BackofficeSolrFieldSearchFacadeStrategy] Facet search has failed de.hybris.platform.solrfacetsearch.search.FacetSearchException: Error from server at <solr server>: SolrCore '<solrcore_name>' is not available due to init failure: *Error loading class 'solr.scripting.xslt.XSLTResponseWriter'* ...... Caused by: org.apache.solr.client.solrj.impl.BaseHttpSolrClient$RemoteSolrException: Error from server at <solr server>: SolrCore '<solrcore_name>' is not available due to init failure: *Error loading class 'solr.scripting.xslt.XSLTResponseWriter'*

Environment

SAP COMMERCE CLOUD in the Public Cloud
Solr 9.2

Product

SAP Commerce Cloud 2211

Keywords

solr, solrconfig, index failing, index, full index, XSLTResponseWriter, custom solr, Unable to create core , KBA , CEC-SCC-COM-SRC-SER , Search and Navigation , Problem

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