Hi,

I have been facing issue on my solr server. My solr version is solr-5.5.5. I 
have connected to slaves servers with master server. Sometimes my slave 
replication fails or it stops on slave side.

I get this error on master side: (Please help me with the solution)
2019-08-19 22:29:55.573 ERROR (qtp59559151-101) [   ] o.a.s.s.HttpSolrCall 
null:org.apache.solr.common.SolrException: SolrCore 'sitecore_contents_index' 
is not available due to init failure: Error opening new searcher
         at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:1071)
         at org.apache.solr.servlet.HttpSolrCall.init(HttpSolrCall.java:252)
         at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:414)
         at 
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:257)
         at 
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:208)
         at 
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)
         at 
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)
         at 
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
         at 
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577)
         at 
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)
         at 
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)
         at 
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)
         at 
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
         at 
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)
         at 
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
         at 
org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:215)
         at 
org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110)
         at 
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
         at org.eclipse.jetty.server.Server.handle(Server.java:499)
         at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:310)
         at 
org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)
         at 
org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:540)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
         at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.solr.common.SolrException: Error opening new searcher
         at org.apache.solr.core.SolrCore.<init>(SolrCore.java:820)
         at org.apache.solr.core.SolrCore.<init>(SolrCore.java:658)
         at org.apache.solr.core.CoreContainer.create(CoreContainer.java:820)
         at org.apache.solr.core.CoreContainer.access$000(CoreContainer.java:90)
         at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:473)
         at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:464)
         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
         at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor$1.run(ExecutorUtil.java:231)
         at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
         at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
         ... 1 more
Caused by: org.apache.solr.common.SolrException: Error opening new searcher
         at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:1696)
         at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1807)
         at org.apache.solr.core.SolrCore.initSearcher(SolrCore.java:914)
         at org.apache.solr.core.SolrCore.<init>(SolrCore.java:793)
         ... 10 more
Caused by: java.nio.file.NoSuchFileException: 
solr-m/server/solr/sitecore_contents_index_rebuild/data/index/_6lps.si
         at 
sun.nio.fs.UnixException.translateToIOException(UnixException.java:86)
         at 
sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
         at 
sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
         at 
sun.nio.fs.UnixFileSystemProvider.newFileChannel(UnixFileSystemProvider.java:177)
         at java.nio.channels.FileChannel.open(FileChannel.java:287)
         at java.nio.channels.FileChannel.open(FileChannel.java:335)
         at 
org.apache.lucene.store.MMapDirectory.openInput(MMapDirectory.java:237)
         at 
org.apache.lucene.store.NRTCachingDirectory.openInput(NRTCachingDirectory.java:187)
         at 
org.apache.lucene.store.Directory.openChecksumInput(Directory.java:109)
         at 
org.apache.lucene.codecs.lucene50.Lucene50SegmentInfoFormat.read(Lucene50SegmentInfoFormat.java:82)
         at 
org.apache.lucene.index.SegmentInfos.readCommit(SegmentInfos.java:362)
         at 
org.apache.lucene.index.IndexFileDeleter.<init>(IndexFileDeleter.java:171)
         at org.apache.lucene.index.IndexWriter.<init>(IndexWriter.java:949)
         at 
org.apache.solr.update.SolrIndexWriter.<init>(SolrIndexWriter.java:78)
         at 
org.apache.solr.update.SolrIndexWriter.create(SolrIndexWriter.java:65)
         at 
org.apache.solr.update.DefaultSolrCoreState.createMainIndexWriter(DefaultSolrCoreState.java:237)
         at 
org.apache.solr.update.DefaultSolrCoreState.getIndexWriter(DefaultSolrCoreState.java:111)
         at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:1657)
         ... 13 more


Thanks & Regards,
Akreeti Agarwal
(M) +91-8318686601

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