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hconnection-0x73296f2 closed
java.io.IOException: hconnection-0x47bf79d7 closed	at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getKeepAliveZooKeeperWatcher(HConnectionManager.java:1812)	at org.apache.hadoop.hbase.client.ZooKeeperRegistry.isTableOnlineState(ZooKeeperRegistry.java:100)	at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.isTableDisabled(HConnectionManager.java:980)	at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.relocateRegion(HConnectionManager.java:1133)	at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getRegionLocation(HConnectionManager.java:958)	at org.apache.hadoop.hbase.client.RegionServerCallable.prepare(RegionServerCallable.java:72)	at org.apache.hadoop.hbase.client.ScannerCallable.prepare(ScannerCallable.java:125)	at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithRetries(RpcRetryingCaller.java:114)	at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithRetries(RpcRetryingCaller.java:91)	at org.apache.hadoop.hbase.client.ClientScanner.nextScanner(ClientScanner.java:284)	at org.apache.hadoop.hbase.client.ClientScanner.initializeScannerInConstruction(ClientScanner.java:189)	at org.apache.hadoop.hbase.client.ClientScanner.(ClientScanner.java:184)	at org.apache.hadoop.hbase.client.ClientScanner.(ClientScanner.java:110)	at org.apache.hadoop.hbase.client.HTable.getScanner(HTable.java:775)	at org.apache.flink.addons.hbase.TableInputFormat.open(TableInputFormat.java:153)	at org.apache.flink.addons.hbase.TableInputFormat.open(TableInputFormat.java:48)	at org.apache.flink.runtime.operators.DataSourceTask.invoke(DataSourceTask.java:151)	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:559)	at java.lang.Thread.run(Thread.java:745)