flinksql报错 Cannot determine simple type name “org“

flink版本 1.15

报错内容

2023-08-17 15:46:02
java.lang.RuntimeException: Could not instantiate generated class 'WatermarkGenerator$0'
	at org.apache.flink.table.runtime.generated.GeneratedClass.newInstance(GeneratedClass.java:74)
	at org.apache.flink.table.runtime.generated.GeneratedWatermarkGeneratorSupplier.createWatermarkGenerator(GeneratedWatermarkGeneratorSupplier.java:62)
	at org.apache.flink.streaming.api.operators.source.ProgressiveTimestampsAndWatermarks.createMainOutput(ProgressiveTimestampsAndWatermarks.java:104)
	at org.apache.flink.streaming.api.operators.SourceOperator.initializeMainOutput(SourceOperator.java:426)
	at org.apache.flink.streaming.api.operators.SourceOperator.emitNextNotReading(SourceOperator.java:402)
	at org.apache.flink.streaming.api.operators.SourceOperator.emitNext(SourceOperator.java:387)
	at org.apache.flink.streaming.runtime.io.StreamTaskSourceInput.emitNext(StreamTaskSourceInput.java:68)
	at org.apache.fl

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