[ https://issues.apache.org/jira/browse/FLINK-4224?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Kostas Kloudas updated FLINK-4224: ---------------------------------- Description: When submitting the job below through the web interface to a local flink cluster: {code} public static void main(String[] args) throws Exception { StreamExecutionEnvironment env = SreamExecutionEnvironment.getExecutionEnvironment(); TextInputFormat inputFormat = new TextInputFormat(new Path("file:///YOUR_TEXT_FILE")); DataStream<Tuple2<String, Integer>> input = env. readFile(inputFormat,inputFormat.getFilePath().toString()). flatMap(new Tokenizer()). keyBy(0). sum(1); input.print(); env.execute("WebClient Testing Example."); } {code} The job succeeds, but at the logs there is a NPE: {code} 2016-07-16 16:56:18,197 WARN org.apache.flink.runtime.webmonitor.RuntimeMonitorHandler - Error while handling request java.lang.RuntimeException: Couldn't deserialize ExecutionConfig. ... Caused by: java.lang.NullPointerException at org.apache.flink.util.SerializedValue.deserializeValue(SerializedValue.java:55)at org.apache.flink.runtime.webmonitor.handlers.JobConfigHandler.handleRequest(JobConfigHandler.java:50) {/code} was: When submitting the job below through the web interface to a local flink cluster: {code} public static void main(String[] args) throws Exception { StreamExecutionEnvironment env = SreamExecutionEnvironment.getExecutionEnvironment(); TextInputFormat inputFormat = new TextInputFormat(new Path("file:///YOUR_TEXT_FILE")); DataStream<Tuple2<String, Integer>> input = env. readFile(inputFormat,inputFormat.getFilePath().toString()). flatMap(new Tokenizer()). keyBy(0). sum(1); input.print(); env.execute("WebClient Testing Example."); } {/code} The job succeeds, but at the logs there is a NPE: {code} 2016-07-16 16:56:18,197 WARN org.apache.flink.runtime.webmonitor.RuntimeMonitorHandler - Error while handling request java.lang.RuntimeException: Couldn't deserialize ExecutionConfig. ... Caused by: java.lang.NullPointerException at org.apache.flink.util.SerializedValue.deserializeValue(SerializedValue.java:55)at org.apache.flink.runtime.webmonitor.handlers.JobConfigHandler.handleRequest(JobConfigHandler.java:50) {/code} > Exception after successful execution when submitting job through the web > interface. > ----------------------------------------------------------------------------------- > > Key: FLINK-4224 > URL: https://issues.apache.org/jira/browse/FLINK-4224 > Project: Flink > Issue Type: Bug > Affects Versions: 1.1.0 > Reporter: Kostas Kloudas > > When submitting the job below through the web interface to a local flink > cluster: > {code} > public static void main(String[] args) throws Exception { > StreamExecutionEnvironment env = > SreamExecutionEnvironment.getExecutionEnvironment(); > TextInputFormat inputFormat = > new TextInputFormat(new > Path("file:///YOUR_TEXT_FILE")); > DataStream<Tuple2<String, Integer>> input = env. > > readFile(inputFormat,inputFormat.getFilePath().toString()). > flatMap(new Tokenizer()). > keyBy(0). > sum(1); > input.print(); > env.execute("WebClient Testing Example."); > } > {code} > The job succeeds, but at the logs there is a NPE: > {code} > 2016-07-16 16:56:18,197 WARN > org.apache.flink.runtime.webmonitor.RuntimeMonitorHandler - > Error while handling request java.lang.RuntimeException: > Couldn't deserialize ExecutionConfig. > ... > Caused by: java.lang.NullPointerException at > org.apache.flink.util.SerializedValue.deserializeValue(SerializedValue.java:55)at > > org.apache.flink.runtime.webmonitor.handlers.JobConfigHandler.handleRequest(JobConfigHandler.java:50) > {/code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)