Nana932 commented on issue #193:
URL: 
https://github.com/apache/incubator-hugegraph/issues/193#issuecomment-1512278385

   请问这个报错怎么解决呢?
   2023-04-18 08:31:07 164516 [main] [ERROR] 
com.baidu.hugegraph.backend.Transaction [] - Failed to commit changes:
   com.baidu.hugegraph.backend.BackendException: Exception in backend
        at 
com.baidu.hugegraph.backend.store.hbase.HbaseSessions$Session.commit(HbaseSessions.java:288)
 ~[hugegraph-hbase-0.8.0.jar:?]
        at 
com.baidu.hugegraph.backend.store.hbase.HbaseStore.commitTx(HbaseStore.java:304)
 ~[hugegraph-hbase-0.8.0.jar:?]
        at 
com.baidu.hugegraph.backend.tx.AbstractTransaction.commitMutation2Backend(AbstractTransaction.java:245)
 ~[hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.backend.tx.IndexableTransaction.commit2Backend(IndexableTransaction.java:57)
 ~[hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.backend.tx.AbstractTransaction.commit(AbstractTransaction.java:166)
 ~[hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.backend.tx.AbstractTransaction.commitOrRollback(AbstractTransaction.java:289)
 [hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.backend.tx.AbstractTransaction.afterWrite(AbstractTransaction.java:262)
 [hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.backend.tx.SchemaTransaction.addSchema(SchemaTransaction.java:272)
 [hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.backend.cache.CachedSchemaTransaction.addSchema(CachedSchemaTransaction.java:196)
 [hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.backend.tx.SchemaTransaction.addPropertyKey(SchemaTransaction.java:112)
 [hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.backend.store.BackendStoreSystemInfo.init(BackendStoreSystemInfo.java:56)
 [hugegraph-core-0.8.0.jar:0.8.0.0]
        at 
com.baidu.hugegraph.HugeGraph.initBackendStoreSystemInfo(HugeGraph.java:241) 
[hugegraph-core-0.8.0.jar:0.8.0.0]
        at com.baidu.hugegraph.HugeGraph.initBackend(HugeGraph.java:199) 
[hugegraph-core-0.8.0.jar:0.8.0.0]
        at com.baidu.hugegraph.cmd.InitStore.initBackend(InitStore.java:115) 
[hugegraph-dist-0.8.0.jar:?]
        at com.baidu.hugegraph.cmd.InitStore.initGraph(InitStore.java:103) 
[hugegraph-dist-0.8.0.jar:?]
        at com.baidu.hugegraph.cmd.InitStore.main(InitStore.java:86) 
[hugegraph-dist-0.8.0.jar:?]
        at 
com.baidu.hugegraph.backend.store.hbase.HbaseSessions$Session.commit(HbaseSessions.java:282)
 ~[hugegraph-hbase-0.8.0.jar:?]
   2023-04-18 08:31:07 164530 [main] [WARN ] 
com.baidu.hugegraph.backend.store.BackendSessionPool [] - Current session has 
ever been closed
   2023-04-18 08:31:07 164537 [main] [WARN ] 
com.baidu.hugegraph.backend.store.BackendSessionPool [] - Current session has 
ever been closed
   2023-04-18 08:31:07 164552 [main] [WARN ] 
com.baidu.hugegraph.backend.store.BackendSessionPool [] - Current session has 
ever been closed
   Exception in thread "main" com.baidu.hugegraph.backend.BackendException: 
Failed to commit changes: Exception in backend
        at 
com.baidu.hugegraph.backend.tx.AbstractTransaction.commitOrRollback(AbstractTransaction.java:300)
        at 
com.baidu.hugegraph.backend.tx.AbstractTransaction.afterWrite(AbstractTransaction.java:262)
        at 
com.baidu.hugegraph.backend.tx.SchemaTransaction.addSchema(SchemaTransaction.java:272)
        at 
com.baidu.hugegraph.backend.cache.CachedSchemaTransaction.addSchema(CachedSchemaTransaction.java:196)
        at 
com.baidu.hugegraph.backend.tx.SchemaTransaction.addPropertyKey(SchemaTransaction.java:112)
        at 
com.baidu.hugegraph.backend.store.BackendStoreSystemInfo.init(BackendStoreSystemInfo.java:56)
        at 
com.baidu.hugegraph.HugeGraph.initBackendStoreSystemInfo(HugeGraph.java:241)
        at com.baidu.hugegraph.HugeGraph.initBackend(HugeGraph.java:199)
        at com.baidu.hugegraph.cmd.InitStore.initBackend(InitStore.java:115)
        at com.baidu.hugegraph.cmd.InitStore.initGraph(InitStore.java:103)
        at com.baidu.hugegraph.cmd.InitStore.main(InitStore.java:86)
   
-------------------------------------------------------------------------------------------------------------------------------------
   2023-04-18 08:31:07 164530 [hconnection-0x60957c0f-shared-pool3-t3] [WARN ] 
org.apache.hadoop.hbase.client.AsyncRequestFutureImpl [] - id=1, 
table=hugegraph:pk, attempt=17/16, failed=1ops, last 
exception=org.apache.hadoop.hbase.exceptions.RegionOpeningException: 
org.apache.hadoop.hbase.exceptions.RegionOpeningException: Region 
hugegraph:pk,,1681394734603.56266d707c829c425fba0c89cfa41250. is opening on 
master,16020,1681777669268
        at 
org.apache.hadoop.hbase.regionserver.HRegionServer.getRegionByEncodedName(HRegionServer.java:3069)
        at 
org.apache.hadoop.hbase.regionserver.RSRpcServices.getRegion(RSRpcServices.java:1271)
        at 
org.apache.hadoop.hbase.regionserver.RSRpcServices.multi(RSRpcServices.java:2372)
        at 
org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:36812)
        at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2399)
        at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:124)
        at 
org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:311)
        at 
org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:291)
    on master,16020,1681382489629, tracking started Tue Apr 18 08:28:38 CST 
2023; not retrying 1 - final failure
   2023-04-18 08:31:07 164530 [main] [WARN ] 
com.baidu.hugegraph.backend.store.BackendSessionPool [] - Current session has 
ever been closed
   2023-04-18 08:31:07 164536 [main] [INFO ] 
org.apache.hadoop.hbase.client.ConnectionImplementation [] - Closing master 
protocol: MasterService
   2023-04-18 08:31:07 164537 [main] [INFO ] 
org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Close zookeeper 
connection 0x62ea3440 to master:2181
   2023-04-18 08:31:07 164537 [main] [WARN ] 
com.baidu.hugegraph.backend.store.BackendSessionPool [] - Current session has 
ever been closed
   2023-04-18 08:31:07 164538 [task-db-worker-1] [INFO ] 
org.apache.hadoop.hbase.client.ConnectionImplementation [] - Closing master 
protocol: MasterService
   2023-04-18 08:31:07 164539 [task-db-worker-1] [INFO ] 
org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Close zookeeper 
connection 0x435871cb to master:2181
   2023-04-18 08:31:07 164549 [main] [INFO ] 
org.apache.hadoop.hbase.client.ConnectionImplementation [] - Closing master 
protocol: MasterService
   2023-04-18 08:31:07 164551 [main] [INFO ] 
org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Close zookeeper 
connection 0x014fc1f0 to master:2181
   2023-04-18 08:31:07 164552 [main] [WARN ] 
com.baidu.hugegraph.backend.store.BackendSessionPool [] - Current session has 
ever been closed
   
---------------------------------------------------------------------------------------------------------------------------------------


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