Based on the previous step code and POM, flink1.8.0, scala 2.11.12
The code may have been run locally (pom in flink of dependencies scope revised to compile)
Labeled jar package submitted to the local local cluster model has been run error, as follows:
org.apache.flink.client.program.ProgramInvocationException: Could not retrieve the execution result
The final restart the computer to solve.