CodecConfigurationException: Can't find a codec for class com.mongodb.DBRef #10342

    @Test
    public void testMongoDbRef() {
        AccountEntity account = AccountBuilder.createDefaultAccountEntity();
        accountRepository.save(account).subscribe(accountEntity -> System.out.println(account.getId()));
        CustomerEntity customer = CustomerBuilder.createCustomerEntity();
        customer.setAccount(account);
        customerRepository.save(customer).subscribe(customerEntity -> System.out.println(customerEntity.getId()));
    @




    
DBRef
    @Field(CustomerDef.ACCOUNT)
    private AccountEntity account;
and the result is :
2017-09-19 13:08:09,042 WARN main client.warn - Callback onResult call produced an error
reactor.core.Exceptions$ErrorCallbackNotImplemented: org.bson.codecs.configuration.CodecConfigurationException: Can't find a codec for class com.mongodb.DBRef.
Caused by: org.bson.codecs.configuration.CodecConfigurationException: Can't find a codec for class com.mongodb.DBRef.
	at org.bson.codecs.configuration.CodecCache.getOrThrow(CodecCache.java:46)
	at org.bson.codecs.configuration.ProvidersCodecRegistry.get(ProvidersCodecRegistry.java:63)
	at org.bson.codecs.configuration.ChildCodecRegistry.get(ChildCodecRegistry.java:51)
	at org.bson.codecs.DocumentCodec.writeValue(DocumentCodec.java:174)
	at org.bson.codecs.DocumentCodec.writeMap(DocumentCodec.java:189)
	at org.bson.codecs.DocumentCodec.encode(DocumentCodec.java:131)
	at org.bson.codecs.DocumentCodec.encode(DocumentCodec.java:45)
	at org.bson.codecs.BsonDocumentWrapperCodec.encode(BsonDocumentWrapperCodec.java:63)
	at org.bson.codecs.BsonDocumentWrapperCodec.encode(BsonDocumentWrapperCodec.java:29)
	at com.mongodb.connection.InsertCommandMessage.writeTheWrites(InsertCommandMessage.java:101)
	at com.mongodb.connection.InsertCommandMessage.writeTheWrites(InsertCommandMessage.java:43)
	at com.mongodb.connection.BaseWriteCommandMessage.encodeMessageBodyWithMetadata(BaseWriteCommandMessage.java:129)
	at com.mongodb.connection.RequestMessage.encodeWithMetadata(RequestMessage.java:160)
	at com.mongodb.connection.WriteCommandProtocol.executeBatchesAsync(WriteCommandProtocol.java:150)
	at com.mongodb.connection.WriteCommandProtocol.executeAsync(WriteCommandProtocol.java:137)
	at com.mongodb.connection.InsertCommandProtocol.executeAsync(InsertCommandProtocol.java:80)
	at com.mongodb.connection.DefaultServer$DefaultServerProtocolExecutor.executeAsync(DefaultServer.java:179)
	at com.mongodb.connection.DefaultServerConnection.executeProtocolAsync(DefaultServerConnection.java:295)
	at com.mongodb.connection.DefaultServerConnection.insertCommandAsync(DefaultServerConnection.java:131)
	at com.mongodb.operation.MixedBulkWriteOperation$Run$5.executeWriteCommandProtocolAsync(MixedBulkWriteOperation.java:533)
	at com.mongodb.operation.MixedBulkWriteOperation$Run$AsyncRunExecutor.executeAsync(MixedBulkWriteOperation.java:703)
	at com.mongodb.operation.MixedBulkWriteOperation$Run.executeAsync(MixedBulkWriteOperation.java:425)
	at com.mongodb.operation.MixedBulkWriteOperation.executeRunsAsync(MixedBulkWriteOperation.java:230)
	at com.mongodb.operation.MixedBulkWriteOperation.access$600(MixedBulkWriteOperation.java:74)
	at com.mongodb.operation.MixedBulkWriteOperation$2$1.call(MixedBulkWriteOperation.java:212)
	at com.mongodb.operation.OperationHelper$3.call(OperationHelper.java:185)
	at com.mongodb.operation.OperationHelper.validateCollationAndWriteConcern(OperationHelper.java:140)
	at com.mongodb.operation.OperationHelper.validateWriteRequestCollations(OperationHelper.java:182)
	at com.mongodb.operation.OperationHelper$4.call(OperationHelper.java:205)
	at com.mongodb.operation.OperationHelper.checkBypassDocumentValidationIsSupported(OperationHelper.java:288)
	at com.mongodb.operation.OperationHelper.validateWriteRequests(OperationHelper.java:199)
	at com.mongodb.operation.MixedBulkWriteOperation$2.call(MixedBulkWriteOperation.java:204)
	at com.mongodb.operation.OperationHelper$8.onResult(OperationHelper.java:476)
	at com.mongodb.operation.OperationHelper$8.onResult(OperationHelper.java:469)
	at com.mongodb.connection.DefaultServer$1.onResult(DefaultServer.java:105)
	at com.mongodb.connection.DefaultServer$1.onResult(DefaultServer.java:96)
	at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
	at com.mongodb.connection.DefaultConnectionPool.openAsync(DefaultConnectionPool.java:188)
	at com.mongodb.connection.DefaultConnectionPool.getAsync(DefaultConnectionPool.java:145)
	at com.mongodb.connection.DefaultServer.getConnectionAsync(DefaultServer.java:96)
	at com.mongodb.binding.AsyncClusterBinding$AsyncClusterBindingConnectionSource.getConnection(AsyncClusterBinding.java:102)
	at com.mongodb.operation.OperationHelper.withConnectionSource(OperationHelper.java:469)
	at com.mongodb.operation.OperationHelper.access$000(OperationHelper.java:58)
	at com.mongodb.operation.OperationHelper$AsyncCallableWithConnectionCallback.onResult(OperationHelper.java:463)
	at com.mongodb.operation.OperationHelper$AsyncCallableWithConnectionCallback.onResult(OperationHelper.java:453)
	at com.mongodb.internal.async.ErrorHandlingResultCallback.onResult(ErrorHandlingResultCallback.java:49)
	at com.mongodb.binding.AsyncClusterBinding$1.onResult(AsyncClusterBinding.java:81)
	at com.mongodb.binding.AsyncClusterBinding$1.onResult(AsyncClusterBinding.java:75)
	at com.mongodb.connection.BaseCluster$ServerSelectionRequest.onResult(BaseCluster.java:409)
	at com.mongodb.connection.BaseCluster.handleServerSelectionRequest(BaseCluster.java:280)
	at com.mongodb.connection.BaseCluster.selectServerAsync(BaseCluster.java:141)
	at com.mongodb.binding.AsyncClusterBinding.getAsyncClusterBindingConnectionSource(AsyncClusterBinding.java:75)
	at com.mongodb.binding.AsyncClusterBinding.getWriteConnectionSource(AsyncClusterBinding.java:70)
	at com.mongodb.operation.OperationHelper.withConnection(OperationHelper.java:442)
	at com.mongodb.operation.MixedBulkWriteOperation.executeAsync(MixedBulkWriteOperation.java:195)
	at com.mongodb.async.client.MongoClientImpl$2.execute(MongoClientImpl.java:140)
	at com.mongodb.async.client.MongoCollectionImpl.executeSingleWriteRequest(MongoCollectionImpl.java:623)
	at com.mongodb.async.client.MongoCollectionImpl.insertOne(MongoCollectionImpl.java:327)
	at com.mongodb.reactivestreams.client.internal.MongoCollectionImpl$3.apply(MongoCollectionImpl.java:222)
	at com.mongodb.reactivestreams.client.internal.MongoCollectionImpl$3.apply(MongoCollectionImpl.java:219)
	at com.mongodb.async.client.SingleResultCallbackSubscription.requestInitialData(SingleResultCallbackSubscription.java:39)
	at com.mongodb.async.client.AbstractSubscription.tryRequestInitialData(AbstractSubscription.java:151)
	at com.mongodb.async.client.AbstractSubscription.request(AbstractSubscription.java:82)
	at com.mongodb.reactivestreams.client.internal.ObservableToPublisher$1$1.request(ObservableToPublisher.java:50)
	at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.set(Operators.java:1439)
	at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onSubscribe(FluxOnErrorResume.java:67)
	at com.mongodb.reactivestreams.client.internal.ObservableToPublisher$1.onSubscribe(ObservableToPublisher.java:39)
	at com.mongodb.async.client.SingleResultCallbackSubscription.<init>(SingleResultCallbackSubscription.java:34)
	at com.mongodb.async.client.Observables$2.subscribe(Observables.java:76)
	at com.mongodb.reactivestreams.client.internal.ObservableToPublisher.subscribe(ObservableToPublisher.java:36)
	at reactor.core.publisher.FluxFlatMap.trySubscribeScalarMap(FluxFlatMap.java:169)
	at reactor.core.publisher.MonoFlatMapMany.subscribe(MonoFlatMapMany.java:46)
	at reactor.core.publisher.FluxOnErrorResume.subscribe(FluxOnErrorResume.java:46)
	at reactor.core.publisher.MonoTakeLastOne.subscribe(MonoTakeLastOne.java:48)
	at reactor.core.publisher.MonoMapFuseable.subscribe(MonoMapFuseable.java:59)
	at reactor.core.publisher.MonoFlatMap.subscribe(MonoFlatMap.java:60)
	at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:52)
	at reactor.core.publisher.Mono.subscribe(Mono.java:2757)
	at reactor.core.publisher.Mono.subscribeWith(Mono.java:2878)
	at reactor.core.publisher.Mono.subscribe(Mono.java:2751)
	at reactor.core.publisher.Mono.subscribe(Mono.java:2718)
	at reactor.core.publisher.Mono.subscribe(Mono.java:2665)
	at fr.app.helios.service.SalesforceIncomingServiceTest.testMongoDbRef(SalesforceIncomingServiceTest.java:73)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.springframework.test.context.junit4.statements.RunBeforeTestExecutionCallbacks.evaluate(RunBeforeTestExecutionCallbacks.java:73)
	at org.springframework.test.context.junit4.statements.RunAfterTestExecutionCallbacks.evaluate(RunAfterTestExecutionCallbacks.java:83)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
	at org.springframework.test.context.junit4.statements.RunBeforeTestMethodCallbacks.evaluate(RunBeforeTestMethodCallbacks.java:75)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
	at org.springframework.test.context.junit4.statements.RunAfterTestMethodCallbacks.evaluate(RunAfterTestMethodCallbacks.java:86)
	at org.springframework.test.context.junit4.statements.SpringRepeat.evaluate(SpringRepeat.java:84)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:251)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:97)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61)
	at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:70)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:190)
	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
	at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
	at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
2017-09-19 13:08:09,049 INFO Thread-16 GenericWebApplicationContext.doClose - Closing org.springframework.web.context.support.GenericWebApplicationContext@2e3a5237: startup date [Tue Sep 19 15:08:03 CEST 2017]; root of context hierarchy
2017-09-19 13:08:09,058 INFO Thread-16 connection.info - Closed connection [connectionId{localValue:4, serverValue:85}] to localhost:27017 because the pool has been closed.
2017-09-19 13:08:09,061 INFO Thread-16 connection.info - Closed connection [connectionId{localValue:3, serverValue:84}] to localhost:27017 because the pool has been closed.
Is there a solution or it's bug ?




    

Thanks