MongoException$DuplicateKey in Replica set in version 3.2

[srikaanth k]

Hi ,

Please help me to sort out the issue am facing last one month . 

We have set a mongo Replica with 3 host (host1, host2, host3).

We have using java methods to insert and update collections .

We facing problem : when a mongo (host1) which is primary in replica and our java project which is in host1 tried to insert a row in collection using java . We got following error. But if my project in host1 and mongo connection to host2, it insert successfully. 

exception : 

org.springframework.web.util.NestedServletException: Handler processing failed; nested exception is java.lang.NoClassDefFoundError: com/mongodb/MongoException$DuplicateKey

org.springframework.web.servlet.DispatcherServlet.triggerAfterCompletionWithError(DispatcherServlet.java:1259)

org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:945)

org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)

org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:917)

org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:813)

javax.servlet.http.HttpServlet.service(HttpServlet.java:620)

org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:798)

javax.servlet.http.HttpServlet.service(HttpServlet.java:727)

org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

root cause: 

java.lang.NoClassDefFoundError: com/mongodb/MongoException$DuplicateKey

org.springframework.data.mongodb.core.MongoExceptionTranslator.translateExceptionIfPossible(MongoExceptionTranslator.java:51)

org.springframework.data.mongodb.core.MongoTemplate.potentiallyConvertRuntimeException(MongoTemplate.java:1665)

org.springframework.data.mongodb.core.MongoTemplate.execute(MongoTemplate.java:374)

org.springframework.data.mongodb.core.MongoTemplate.collectionExists(MongoTemplate.java:436)

org.springframework.data.mongodb.core.MongoTemplate.collectionExists(MongoTemplate.java:432)

com.product.cluster.adpay.utils.MongoServiceConnector.saveAdPayStats(MongoServiceConnector.java:92)

com.product.cluster.adpay.client.MongoDbController.save(MongoDbController.java:72)

com.product.cluster.adpay.client.MongoDbController.doSaveMongo(MongoDbController.java:61)

sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)

sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

java.lang.reflect.Method.invoke(Method.java:606)

org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:219)

org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132)

org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104)

org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:745)

org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:686)

org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80)

org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:925)

org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)

org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:917)

org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:813)

javax.servlet.http.HttpServlet.service(HttpServlet.java:620)

org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:798)

javax.servlet.http.HttpServlet.service(HttpServlet.java:727)

org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

[Wan Bachtiar]

Hi Srikaanth,

Could you please provide the following information:

• MongoDB Java driver version.
• Your Java code where you make the connections
• Your Java code for the insert/update operations
• The output of rs.status() to confirm the health of your replica set.

Regards,

Wan.

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