进行flink的Wordcount的时候出现了

java.lang.NoClassDefFoundError: org/apache/flink/streaming/api/datastream/DataStream

java.lang.NoClassDefFoundError: org/apache/flink/streaming/api/datastream/DataStream

原因:是没有导入flink 的lib下的jar包

在进入到project strucure中导入jar包即可

java.lang.NoClassDefFoundError: org/apache/flink/streaming/api/datastream/DataStream

java.lang.NoClassDefFoundError: org/apache/flink/streaming/api/datastream/DataStream

再次重新启动就OK了

java.lang.NoClassDefFoundError: org/apache/flink/streaming/api/datastream/DataStream

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