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mayki edited comment on NIFI-9572 at 1/17/22, 12:43 PM: -------------------------------------------------------- After restart We got this thing in the Chrome {code:java} HTTP ERROR 500 javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspURI:/nifi/STATUS:500MESSAGE:javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspSERVLET:defaultCAUSED BY:javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspCAUSED BY:org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspCAUSED BY:java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspCaused by:javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jsp at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:162) at org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:763) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:191) at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:59) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) at org.eclipse.jetty.server.Server.handle(Server.java:516) at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:400) at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:645) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:392) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105) at org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.onFillable(SslConnection.java:555) at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:410) at org.eclipse.jetty.io.ssl.SslConnection$2.succeeded(SslConnection.java:164) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105) at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883) at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034) at java.lang.Thread.run(Thread.java:748) Caused by: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jsp at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:196) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:412) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder$NotAsync.service(ServletHolder.java:1459) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799) at org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1631) at org.apache.nifi.web.filter.SanitizeContextPathFilter.doFilter(SanitizeContextPathFilter.java:58) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlets.DoSFilter.doFilterChain(DoSFilter.java:487) at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:336) at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:301) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.StrictTransportSecurityFilter.doFilter(StrictTransportSecurityFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XContentTypeOptionsFilter.doFilter(XContentTypeOptionsFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XSSProtectionFilter.doFilter(XSSProtectionFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.ContentSecurityPolicyFilter.doFilter(ContentSecurityPolicyFilter.java:47) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XFrameOptionsFilter.doFilter(XFrameOptionsFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:548) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:618) 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:1624) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1434) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1349) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.Dispatcher.forward(Dispatcher.java:229) at org.eclipse.jetty.server.Dispatcher.forward(Dispatcher.java:81) at org.eclipse.jetty.server.ResourceService.sendWelcome(ResourceService.java:439) at org.eclipse.jetty.server.ResourceService.doGet(ResourceService.java:257) at org.eclipse.jetty.servlet.DefaultServlet.doGet(DefaultServlet.java:447) at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder$NotAsync.service(ServletHolder.java:1459) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799) at org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1631) at org.apache.nifi.web.filter.SanitizeContextPathFilter.doFilter(SanitizeContextPathFilter.java:58) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:201) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlets.DoSFilter.doFilterChain(DoSFilter.java:487) at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:336) at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:301) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.StrictTransportSecurityFilter.doFilter(StrictTransportSecurityFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XContentTypeOptionsFilter.doFilter(XContentTypeOptionsFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XSSProtectionFilter.doFilter(XSSProtectionFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.ContentSecurityPolicyFilter.doFilter(ContentSecurityPolicyFilter.java:47) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XFrameOptionsFilter.doFilter(XFrameOptionsFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:548) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600) 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:1624) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1434) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1349) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146) ... 24 more Caused by: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jsp at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:129) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:58) at org.apache.tomcat.SimpleInstanceManager.newInstance(SimpleInstanceManager.java:51) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:191) ... 116 more Powered by Jetty:// 9.4.44.v20210927 {code} was (Author: mayki): After restart We got this thing: {code:java} HTTP ERROR 500 javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspURI:/nifi/STATUS:500MESSAGE:javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspSERVLET:defaultCAUSED BY:javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspCAUSED BY:org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspCAUSED BY:java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jspCaused by:javax.servlet.ServletException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jsp at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:162) at org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:763) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:191) at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:59) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) at org.eclipse.jetty.server.Server.handle(Server.java:516) at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:400) at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:645) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:392) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105) at org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.onFillable(SslConnection.java:555) at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:410) at org.eclipse.jetty.io.ssl.SslConnection$2.succeeded(SslConnection.java:164) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105) at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883) at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034) at java.lang.Thread.run(Thread.java:748) Caused by: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jsp at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:196) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:412) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder$NotAsync.service(ServletHolder.java:1459) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799) at org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1631) at org.apache.nifi.web.filter.SanitizeContextPathFilter.doFilter(SanitizeContextPathFilter.java:58) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlets.DoSFilter.doFilterChain(DoSFilter.java:487) at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:336) at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:301) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.StrictTransportSecurityFilter.doFilter(StrictTransportSecurityFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XContentTypeOptionsFilter.doFilter(XContentTypeOptionsFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XSSProtectionFilter.doFilter(XSSProtectionFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.ContentSecurityPolicyFilter.doFilter(ContentSecurityPolicyFilter.java:47) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XFrameOptionsFilter.doFilter(XFrameOptionsFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:548) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:618) 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:1624) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1434) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1349) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.Dispatcher.forward(Dispatcher.java:229) at org.eclipse.jetty.server.Dispatcher.forward(Dispatcher.java:81) at org.eclipse.jetty.server.ResourceService.sendWelcome(ResourceService.java:439) at org.eclipse.jetty.server.ResourceService.doGet(ResourceService.java:257) at org.eclipse.jetty.servlet.DefaultServlet.doGet(DefaultServlet.java:447) at javax.servlet.http.HttpServlet.service(HttpServlet.java:687) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder$NotAsync.service(ServletHolder.java:1459) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799) at org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1631) at org.apache.nifi.web.filter.SanitizeContextPathFilter.doFilter(SanitizeContextPathFilter.java:58) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:201) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlets.DoSFilter.doFilterChain(DoSFilter.java:487) at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:336) at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:301) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.StrictTransportSecurityFilter.doFilter(StrictTransportSecurityFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XContentTypeOptionsFilter.doFilter(XContentTypeOptionsFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XSSProtectionFilter.doFilter(XSSProtectionFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.ContentSecurityPolicyFilter.doFilter(ContentSecurityPolicyFilter.java:47) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.apache.nifi.web.security.headers.XFrameOptionsFilter.doFilter(XFrameOptionsFilter.java:48) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:548) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600) 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:1624) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1434) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1349) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146) ... 24 more Caused by: java.lang.ClassNotFoundException: org.apache.jsp.WEB_002dINF.pages.canvas_jsp at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:129) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:58) at org.apache.tomcat.SimpleInstanceManager.newInstance(SimpleInstanceManager.java:51) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:191) ... 116 more Powered by Jetty:// 9.4.44.v20210927 {code} > Failed to index Provenance Events and (Too many Files) > ------------------------------------------------------ > > Key: NIFI-9572 > URL: https://issues.apache.org/jira/browse/NIFI-9572 > Project: Apache NiFi > Issue Type: Bug > Components: Core UI > Affects Versions: 1.15.2 > Reporter: mayki > Priority: Major > > Hello > I have upgraded NIFI 1.15.2 since 2022/01/05 > No issue until this night 2022/01/13 > * nifi version 1.15.2 > * jdk-1.8.0_311 > And the limit is high > {code:java} > Last login: Fri Jan 14 09:57:06 CET 2022 on pts/2 > -bash-4.2@nifi$ ulimit -a > core file size (blocks, -c) 0 > data seg size (kbytes, -d) unlimited > scheduling priority (-e) 0 > file size (blocks, -f) rg > pending signals (-i) 63278 > max locked memory (kbytes, -l) 64 > max memory size (kbytes, -m) unlimited > open files (-n) 50000 > pipe size (512 bytes, -p) 8 > POSIX message queues (bytes, -q) 819200 > real-time priority (-r) 0 > stack size (kbytes, -s) 8192 > cpu time (seconds, -t) unlimited > max user processes (-u) 10000 > virtual memory (kbytes, -v) unlimited > file locks (-x) unlimited > {code} > > We got a lot error about provenance_repository, it fill our filesystem logs .. > > {code:java} > 2022-01-14 10:19:00,963 ERROR [Index Provenance Events-2] > o.a.n.p.index.lucene.EventIndexTask Failed to index Provenance Events > org.apache.lucene.store.AlreadyClosedException: this IndexWriter is closed > at > org.apache.lucene.index.IndexWriter.ensureOpen(IndexWriter.java:877) > at > org.apache.lucene.index.IndexWriter.ensureOpen(IndexWriter.java:891) > at > org.apache.lucene.index.IndexWriter.updateDocuments(IndexWriter.java:1468) > at > org.apache.lucene.index.IndexWriter.addDocuments(IndexWriter.java:1444) > at > org.apache.nifi.provenance.lucene.LuceneEventIndexWriter.index(LuceneEventIndexWriter.java:70) > at > org.apache.nifi.provenance.index.lucene.EventIndexTask.index(EventIndexTask.java:202) > at > org.apache.nifi.provenance.index.lucene.EventIndexTask.run(EventIndexTask.java:113) > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > at java.util.concurrent.FutureTask.run(FutureTask.java:266) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) > at java.lang.Thread.run(Thread.java:748) > Caused by: java.nio.file.FileSystemException: > /data/nifi/provenance_repository/lucene-8-index-1642145908399/_4_Lucene80_0.dvd: > Too many open files > {code} > > > We expect upgrade all nifi instances to 1.15.2 to avoid log4j vulnerability. > But it is impossible to do that if we got this error. > > Thanks for you help. > > Regards > > > -- This message was 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