ui could not see data

[timqq]

2019-08-16 17:14:05,542 - graphql.execution.SimpleDataFetcherExceptionHandler - 23 [qtp908722588-190] WARN [] - Exception while fetching data (/latencyC) : IDs can't be null
java.lang.RuntimeException: IDs can't be null
at org.apache.skywalking.oap.server.core.query.MetricQueryService.getValues(MetricQueryService.java:61) ~[server-core-6.1.0.jar:6.1.0]
at org.apache.skywalking.oap.query.graphql.resolver.MetricQuery.getValues(MetricQuery.java:53) ~[query-graphql-plugin-6.1.0.jar:6.1.0]
at org.apache.skywalking.oap.query.graphql.resolver.MetricQueryMethodAccess.invoke(Unknown Source) ~[reflectasm-1.11.7.jar:6.1.0]
at com.coxautodev.graphql.tools.MethodFieldResolverDataFetcher.get(MethodFieldResolver.kt:147) ~[graphql-java-tools-5.2.3.jar:?]
at graphql.execution.ExecutionStrategy.fetchField(ExecutionStrategy.java:227) [graphql-java-8.0.jar:?]
at graphql.execution.ExecutionStrategy.resolveField(ExecutionStrategy.java:170) [graphql-java-8.0.jar:?]
at graphql.execution.AsyncExecutionStrategy.execute(AsyncExecutionStrategy.java:59) [graphql-java-8.0.jar:?]
at graphql.execution.Execution.executeOperation(Execution.java:158) [graphql-java-8.0.jar:?]
at graphql.execution.Execution.execute(Execution.java:100) [graphql-java-8.0.jar:?]
at graphql.GraphQL.execute(GraphQL.java:558) [graphql-java-8.0.jar:?]
at graphql.GraphQL.parseValidateAndExecute(GraphQL.java:500) [graphql-java-8.0.jar:?]
at graphql.GraphQL.executeAsync(GraphQL.java:470) [graphql-java-8.0.jar:?]
at graphql.GraphQL.execute(GraphQL.java:401) [graphql-java-8.0.jar:?]
at org.apache.skywalking.oap.query.graphql.GraphQLQueryHandler.execute(GraphQLQueryHandler.java:87) [query-graphql-plugin-6.1.0.jar:6.1.0]
at org.apache.skywalking.oap.query.graphql.GraphQLQueryHandler.doPost(GraphQLQueryHandler.java:81) [query-graphql-plugin-6.1.0.jar:6.1.0]
at org.apache.skywalking.oap.server.library.server.jetty.JettyJsonHandler.doPost(JettyJsonHandler.java:54) [library-server-6.1.0.jar:6.1.0]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) [javax.servlet-api-3.1.0.jar:3.1.0]
at org.apache.skywalking.oap.server.library.server.jetty.JettyJsonHandler.service(JettyJsonHandler.java:101) [library-server-6.1.0.jar:6.1.0]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) [javax.servlet-api-3.1.0.jar:3.1.0]
at org.apache.skywalking.oap.server.library.server.jetty.JettyJsonHandler.service(JettyJsonHandler.java:105) [library-server-6.1.0.jar:6.1.0]
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:841) [jetty-servlet-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:543) [jetty-servlet-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1239) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:481) [jetty-servlet-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1141) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.Server.handle(Server.java:564) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:320) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251) [jetty-server-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279) [jetty-io-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:110) [jetty-io-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124) [jetty-io-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:672) [jetty-util-9.4.2.v20170220.jar:9.4.2.v20170220]
at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:590) [jetty-util-9.4.2.v20170220.jar:9.4.2.v20170220]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_112]

[wu-sheng]

This is not the issue too. Please search issue before submit duplicated one.