Validating search query failed with status : FetchError

[H2Cyber]

Steps to Reproduce

Please note that the issue only appeared following an upgrade from 4.3.2 to 4.3.3. To reproduce :

1. Open Graylog interface
2. Start searching for any field. Naturally you would start by typing the field name followed by a quote , for example : dst:"" or src:""
3. The following error appears :
   
4. The following ERROR logs appear in server.log :
   2022-07-12T09:22:27.664+01:00 ERROR [AnyExceptionClassMapper] Unhandled exception in REST resource java.lang.NullPointerException: null at org.graylog.plugins.views.search.validation.FixedBooleanQuery.visit(FixedBooleanQuery.java:78) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.LuceneQueryParser.parse(LuceneQueryParser.java:49) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.QueryValidationServiceImpl.validate(QueryValidationServiceImpl.java:83) ~[graylog.jar:?] at org.graylog.plugins.views.search.rest.QueryValidationResource.validateQuery(QueryValidationResource.java:81) ~[graylog.jar:?] at sun.reflect.GeneratedMethodAccessor857.invoke(Unknown Source) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312] at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:219) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80) ~[graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:292) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:274) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265) [graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:234) [graylog.jar:?] at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680) [graylog.jar:?] at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:356) [graylog.jar:?] at org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:200) [graylog.jar:?] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:180) [graylog.jar:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_312] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_312] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_312] 2022-07-12T09:23:39.104+01:00 ERROR [AnyExceptionClassMapper] Unhandled exception in REST resource java.lang.NullPointerException: null at org.graylog.plugins.views.search.validation.FixedBooleanQuery.visit(FixedBooleanQuery.java:78) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.LuceneQueryParser.parse(LuceneQueryParser.java:49) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.QueryValidationServiceImpl.validate(QueryValidationServiceImpl.java:83) ~[graylog.jar:?] at org.graylog.plugins.views.search.rest.QueryValidationResource.validateQuery(QueryValidationResource.java:81) ~[graylog.jar:?] at sun.reflect.GeneratedMethodAccessor857.invoke(Unknown Source) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312] at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:219) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80) ~[graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:292) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:274) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265) [graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:234) [graylog.jar:?] at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680) [graylog.jar:?] at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:356) [graylog.jar:?] at org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:200) [graylog.jar:?] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:180) [graylog.jar:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_312] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_312] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_312] 2022-07-12T09:23:44.065+01:00 ERROR [AnyExceptionClassMapper] Unhandled exception in REST resource java.lang.NullPointerException: null at org.graylog.plugins.views.search.validation.FixedBooleanQuery.visit(FixedBooleanQuery.java:78) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.LuceneQueryParser.parse(LuceneQueryParser.java:49) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.QueryValidationServiceImpl.validate(QueryValidationServiceImpl.java:83) ~[graylog.jar:?] at org.graylog.plugins.views.search.rest.QueryValidationResource.validateQuery(QueryValidationResource.java:81) ~[graylog.jar:?] at sun.reflect.GeneratedMethodAccessor857.invoke(Unknown Source) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312] at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:219) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80) ~[graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:292) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:274) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265) [graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:234) [graylog.jar:?] at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680) [graylog.jar:?] at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:356) [graylog.jar:?] at org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:200) [graylog.jar:?] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:180) [graylog.jar:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_312] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_312] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_312] 2022-07-12T09:23:51.341+01:00 ERROR [AnyExceptionClassMapper] Unhandled exception in REST resource java.lang.NullPointerException: null at org.graylog.plugins.views.search.validation.FixedBooleanQuery.visit(FixedBooleanQuery.java:78) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.LuceneQueryParser.parse(LuceneQueryParser.java:49) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.QueryValidationServiceImpl.validate(QueryValidationServiceImpl.java:83) ~[graylog.jar:?] at org.graylog.plugins.views.search.rest.QueryValidationResource.validateQuery(QueryValidationResource.java:81) ~[graylog.jar:?] at sun.reflect.GeneratedMethodAccessor857.invoke(Unknown Source) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312] at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:219) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80) ~[graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:292) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:274) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265) [graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:234) [graylog.jar:?] at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680) [graylog.jar:?] at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:356) [graylog.jar:?] at org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:200) [graylog.jar:?] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:180) [graylog.jar:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_312] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_312] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_312] 2022-07-12T09:25:15.645+01:00 ERROR [AnyExceptionClassMapper] Unhandled exception in REST resource java.lang.NullPointerException: null at org.graylog.plugins.views.search.validation.FixedBooleanQuery.visit(FixedBooleanQuery.java:78) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.LuceneQueryParser.parse(LuceneQueryParser.java:49) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.QueryValidationServiceImpl.validate(QueryValidationServiceImpl.java:83) ~[graylog.jar:?] at org.graylog.plugins.views.search.rest.QueryValidationResource.validateQuery(QueryValidationResource.java:81) ~[graylog.jar:?] at sun.reflect.GeneratedMethodAccessor857.invoke(Unknown Source) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312] at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:219) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80) ~[graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:292) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:274) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265) [graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:234) [graylog.jar:?] at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680) [graylog.jar:?] at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:356) [graylog.jar:?] at org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:200) [graylog.jar:?] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:180) [graylog.jar:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_312] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_312] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_312] 2022-07-12T09:25:43.317+01:00 ERROR [AnyExceptionClassMapper] Unhandled exception in REST resource java.lang.NullPointerException: null at org.graylog.plugins.views.search.validation.FixedBooleanQuery.visit(FixedBooleanQuery.java:78) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.LuceneQueryParser.parse(LuceneQueryParser.java:49) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.QueryValidationServiceImpl.validate(QueryValidationServiceImpl.java:83) ~[graylog.jar:?] at org.graylog.plugins.views.search.rest.QueryValidationResource.validateQuery(QueryValidationResource.java:81) ~[graylog.jar:?] at sun.reflect.GeneratedMethodAccessor857.invoke(Unknown Source) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312] at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:219) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80) ~[graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:292) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:274) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265) [graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:234) [graylog.jar:?] at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680) [graylog.jar:?] at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:356) [graylog.jar:?] at org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:200) [graylog.jar:?] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:180) [graylog.jar:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_312] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_312] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_312] 2022-07-12T09:25:52.327+01:00 ERROR [AnyExceptionClassMapper] Unhandled exception in REST resource java.lang.NullPointerException: null at org.graylog.plugins.views.search.validation.FixedBooleanQuery.visit(FixedBooleanQuery.java:78) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.LuceneQueryParser.parse(LuceneQueryParser.java:49) ~[graylog.jar:?] at org.graylog.plugins.views.search.validation.QueryValidationServiceImpl.validate(QueryValidationServiceImpl.java:83) ~[graylog.jar:?] at org.graylog.plugins.views.search.rest.QueryValidationResource.validateQuery(QueryValidationResource.java:81) ~[graylog.jar:?] at sun.reflect.GeneratedMethodAccessor857.invoke(Unknown Source) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_312] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_312] at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:219) ~[graylog.jar:?] at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391) ~[graylog.jar:?] at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80) ~[graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) [graylog.jar:?] at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:292) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:274) [graylog.jar:?] at org.glassfish.jersey.internal.Errors.process(Errors.java:244) [graylog.jar:?] at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265) [graylog.jar:?] at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:234) [graylog.jar:?] at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680) [graylog.jar:?] at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.service(GrizzlyHttpContainer.java:356) [graylog.jar:?] at org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:200) [graylog.jar:?] at com.codahale.metrics.InstrumentedExecutorService$InstrumentedRunnable.run(InstrumentedExecutorService.java:180) [graylog.jar:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_312] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_312] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_312]

Your Environment

• Graylog Version: 4.3.3, recently upgraded from 4.3.2
• Java Version: 1.8.0_292
• Elasticsearch Version: 7.10.2
• Operating System: Ubuntu 20.04 Server