Solr displays a huge stack when trying to index a document from a deleted wiki

2020-10-20 15:51:16,131 [Exec Stream Pumper] - 2020-10-20 15:51:15,947 [XWiki Solr index thread] WARN  o.h.e.j.s.SqlExceptionHelper   - SQL Error: -4850, SQLState: 3F000  
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 2020-10-20 15:51:15,947 [XWiki Solr index thread] ERROR o.h.e.j.s.SqlExceptionHelper   - invalid schema name: MYNEWWIKI  
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 2020-10-20 15:51:15,948 [XWiki Solr index thread] ERROR o.x.s.s.i.DefaultSolrIndexer   - Failed to process entry [INDEX mynewwiki:WikiManager.CommonTranslations(mr)]  
2020-10-20 15:51:16,131 [Exec Stream Pumper] - org.xwiki.search.solr.internal.api.SolrIndexerException: Failed to get input Solr document for entity 'mynewwiki:WikiManager.CommonTranslations(mr)' 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at org.xwiki.search.solr.internal.metadata.AbstractSolrMetadataExtractor.getSolrDocument(AbstractSolrMetadataExtractor.java:140) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at org.xwiki.search.solr.internal.DefaultSolrIndexer.getSolrDocument(DefaultSolrIndexer.java:499) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at org.xwiki.search.solr.internal.DefaultSolrIndexer.processBatch(DefaultSolrIndexer.java:408) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at org.xwiki.search.solr.internal.DefaultSolrIndexer.run(DefaultSolrIndexer.java:376) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at java.lang.Thread.run(Thread.java:748) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - Caused by: com.xpn.xwiki.XWikiException: Error number 3202 in 3: Exception while reading document [mynewwiki:WikiManager.CommonTranslations] 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at com.xpn.xwiki.store.XWikiHibernateStore.loadXWikiDoc(XWikiHibernateStore.java:1106) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at com.xpn.xwiki.store.XWikiCacheStore.loadXWikiDoc(XWikiCacheStore.java:394) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at com.xpn.xwiki.XWiki.getDocument(XWiki.java:2144) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at com.xpn.xwiki.XWiki.getDocument(XWiki.java:2206) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at org.xwiki.search.solr.internal.metadata.AbstractSolrMetadataExtractor.getDocument(AbstractSolrMetadataExtractor.java:182) 
2020-10-20 15:51:16,131 [Exec Stream Pumper] - 	at org.xwiki.search.solr.internal.metadata.AbstractSolrMetadataExtractor.setDocumentFields(AbstractSolrMetadataExtractor.java:231) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.xwiki.search.solr.internal.metadata.AbstractSolrMetadataExtractor.getSolrDocument(AbstractSolrMetadataExtractor.java:126) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	... 4 common frames omitted 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - Caused by: com.xpn.xwiki.XWikiException: Error number 3301 in 3: Exception while switching to database mynewwiki 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at com.xpn.xwiki.internal.store.hibernate.HibernateStore.setWiki(HibernateStore.java:672) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at com.xpn.xwiki.internal.store.hibernate.HibernateStore.setWiki(HibernateStore.java:627) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at com.xpn.xwiki.internal.store.hibernate.HibernateStore.beginTransaction(HibernateStore.java:805) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at com.xpn.xwiki.store.XWikiHibernateBaseStore.beginTransaction(XWikiHibernateBaseStore.java:577) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at com.xpn.xwiki.store.XWikiHibernateStore.loadXWikiDoc(XWikiHibernateStore.java:976) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	... 10 common frames omitted 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - Caused by: org.hibernate.exception.GenericJDBCException: error executing work 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:47) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:113) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:99) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.coordinateWork(JdbcCoordinatorImpl.java:311) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.internal.AbstractSharedSessionContract.doWork(AbstractSharedSessionContract.java:1084) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.internal.AbstractSharedSessionContract.doWork(AbstractSharedSessionContract.java:1071) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.engine.spi.SessionDelegatorBaseImpl.doWork(SessionDelegatorBaseImpl.java:1105) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at com.xpn.xwiki.internal.store.hibernate.HibernateStore.executeStatement(HibernateStore.java:915) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at com.xpn.xwiki.internal.store.hibernate.HibernateStore.setWiki(HibernateStore.java:652) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	... 14 common frames omitted 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - Caused by: java.sql.SQLException: invalid schema name: MYNEWWIKI 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.jdbc.JDBCUtil.sqlException(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.jdbc.JDBCUtil.sqlException(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.jdbc.JDBCStatement.fetchResult(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.jdbc.JDBCStatement.execute(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.apache.commons.dbcp2.DelegatingStatement.execute(DelegatingStatement.java:194) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.apache.commons.dbcp2.DelegatingStatement.execute(DelegatingStatement.java:194) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at com.xpn.xwiki.internal.store.hibernate.HibernateStore$1.execute(HibernateStore.java:921) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.jdbc.WorkExecutor.executeWork(WorkExecutor.java:37) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.internal.AbstractSharedSessionContract.lambda$doWork$1(AbstractSharedSessionContract.java:1068) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.coordinateWork(JdbcCoordinatorImpl.java:306) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	... 19 common frames omitted 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - Caused by: org.hsqldb.HsqlException: invalid schema name: MYNEWWIKI 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.error.Error.error(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.error.Error.error(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.SchemaManager.getSchemaHsqlName(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.Session.getSchemaHsqlName(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.ParserDQL.readSchemaName(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.ParserCommand.compileSet(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.ParserCommand.compilePart(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.ParserCommand.compileStatements(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.Session.executeDirectStatement(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	at org.hsqldb.Session.execute(Unknown Source) 
2020-10-20 15:51:16,146 [Exec Stream Pumper] - 	... 27 common frames omitted