Hronom opened a new pull request #1864:
URL: https://github.com/apache/lucene-solr/pull/1864
All derived classes from `ExactStatsCache` fails if `shards.tolerant=true`
and some shard is down.
```
java.lang.NullPointerException
at
org.apache.solr.client.solrj.SolrResponse.getException(SolrResponse.java:59)
at
org.apache.solr.search.stats.ExactStatsCache.doMergeToGlobalStats(ExactStatsCache.java:104)
at
org.apache.solr.search.stats.StatsCache.mergeToGlobalStats(StatsCache.java:173)
at
org.apache.solr.handler.component.QueryComponent.updateStats(QueryComponent.java:713)
at
org.apache.solr.handler.component.QueryComponent.handleRegularResponses(QueryComponent.java:630)
at
org.apache.solr.handler.component.QueryComponent.handleResponses(QueryComponent.java:605)
at
org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:457)
at
org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:214)
at org.apache.solr.core.SolrCore.execute(SolrCore.java:2606)
at org.apache.solr.servlet.HttpSolrCall.execute(HttpSolrCall.java:812)
at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:588)
at
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:415)
at
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:345)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1596)
at
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:545)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
at
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:590)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
at
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1610)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1300)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
at
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:485)
at
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1580)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
at
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1215)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
at
org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:221)
at
org.eclipse.jetty.server.handler.InetAccessHandler.handle(InetAccessHandler.java:177)
at
org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at
org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:322)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at org.eclipse.jetty.server.Server.handle(Server.java:500)
at
org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:383)
at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:547)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:375)
at
org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:273)
at
org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129)
at
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:375)
at
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:806)
at
org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:938)
at java.base/java.lang.Thread.run(Unknown Source)
```
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