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Exception in thread "Thread-9" java.lang.IllegalStateException: Trying to access closed classloader. Please check if you store classloaders directly or indirectly in static fields. If the stacktrace suggests that the leak occurs in a third party library and cannot be fixed immediately, you can disable this check with the configuration 'classloader.check-leaked-classloader'.
   at org.apache.flink.runtime.execution.librarycache.FlinkUserCodeClassLoaders$SafetyNetWrapperClassLoader.ensureInner(FlinkUserCodeClassLoaders.java:164)
   at org.apache.flink.runtime.execution.librarycache.FlinkUserCodeClassLoaders$SafetyNetWrapperClassLoader.getResource(FlinkUserCodeClassLoaders.java:183)
   at org.apache.hadoop.conf.Configuration.getResource(Configuration.java:2830)
   at org.apache.hadoop.conf.Configuration.getStreamReader(Configuration.java:3104)
   at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:3063)
   at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:3036)
   at org.apache.hadoop.conf.Configuration.loadProps(Configuration.java:2914)
   at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2896)
   at org.apache.hadoop.conf.Configuration.get(Configuration.java:1246)
   at org.apache.hadoop.conf.Configuration.getTimeDuration(Configuration.java:1863)
   at org.apache.hadoop.conf.Configuration.getTimeDuration(Configuration.java:1840)
   at org.apache.hadoop.util.ShutdownHookManager.getShutdownTimeout(ShutdownHookManager.java:183)
   at org.apache.hadoop.util.ShutdownHookManager.shutdownExecutor(ShutdownHookManager.java:145)
   at org.apache.hadoop.util.ShutdownHookManager.access$300(ShutdownHookManager.java:65)
   at org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:102)文章来源地址https://www.toymoban.com/news/detail-697451.html