Storm InvalidTopologyException: null

异常信息:

backtype.storm.generated.InvalidTopologyException: null
at backtype.storm.daemon.common$validate_structure_BANG_.invoke(common.clj:151) ~[storm-core-0.9.0.1.jar:na]
at backtype.storm.daemon.common$system_topology_BANG_.invoke(common.clj:287) ~[storm-core-0.9.0.1.jar:na]
at backtype.storm.daemon.nimbus$fn__5528$exec_fn__1229__auto__$reify__5541.submitTopologyWithOpts(nimbus.clj:932) ~[storm-core-0.9.0.1.jar:na]
at backtype.storm.daemon.nimbus$fn__5528$exec_fn__1229__auto__$reify__5541.submitTopology(nimbus.clj:950) ~[storm-core-0.9.0.1.jar:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.6.0_65]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) ~[na:1.6.0_65]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) ~[na:1.6.0_65]
at java.lang.reflect.Method.invoke(Method.java:597) ~[na:1.6.0_65]
at clojure.lang.Reflector.invokeMatchingMethod(Reflector.java:93) ~[clojure-1.4.0.jar:na]
at clojure.lang.Reflector.invokeInstanceMethod(Reflector.java:28) ~[clojure-1.4.0.jar:na]
at backtype.storm.testing$submit_local_topology.invoke(testing.clj:236) ~[storm-core-0.9.0.1.jar:na]
at backtype.storm.LocalCluster$_submitTopology.invoke(LocalCluster.clj:19) ~[storm-core-0.9.0.1.jar:na]
at backtype.storm.LocalCluster.submitTopology(Unknown Source) ~[storm-core-0.9.0.1.jar:na]
at storm.starter.ApacheAccessLogTopology.main(ApacheAccessLogTopology.java:68) ~[classes/:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.6.0_65]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) ~[na:1.6.0_65]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) ~[na:1.6.0_65]
at java.lang.reflect.Method.invoke(Method.java:597) ~[na:1.6.0_65]
at com.......

原因:

在Bolt中的declareOutputFields中的declareStream与execute中的collector.emit指定的名称不一致,

导致出现问题。

上一篇:iOS 获取系统目录


下一篇:Python 简明教程 --- 21,Python 继承与多态