org.springframework.http.converter.HttpMessageNotWritableException: Could not write content: (was java.lang.NullPointerException) (through reference chain: at.eurotours.thirdPartyBookingService.service.model.CheckRequestResponseType$$EnhancerBySpringCGLIB$$a568b44["targetSource"]->org.springframework.aop.target.SimpleBeanTargetSource["beanFactory"]->org.springframework.beans.factory.support.DefaultListableBeanFactory["singletonMutex"]->java.util.concurrent.ConcurrentHashMap["spring.jpa-org.springframework.boot.autoconfigure.orm.jpa.JpaProperties"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties["hibernate"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties$Hibernate["useNewIdGeneratorMappings"]); nested exception is com.fasterxml.jackson.databind.JsonMappingException: (was java.lang.NullPointerException) (through reference chain: at.eurotours.thirdPartyBookingService.service.model.CheckRequestResponseType$$EnhancerBySpringCGLIB$$a568b44["targetSource"]->org.springframework.aop.target.SimpleBeanTargetSource["beanFactory"]->org.springframework.beans.factory.support.DefaultListableBeanFactory["singletonMutex"]->java.util.concurrent.ConcurrentHashMap["spring.jpa-org.springframework.boot.autoconfigure.orm.jpa.JpaProperties"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties["hibernate"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties$Hibernate["useNewIdGeneratorMappings"])] with root cause java.lang.NullPointerException

Stack Overflow | Patrick | 2 months ago
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  1. 0

    How to return request scoped bean as json response

    Stack Overflow | 2 months ago | Patrick
    org.springframework.http.converter.HttpMessageNotWritableException: Could not write content: (was java.lang.NullPointerException) (through reference chain: at.eurotours.thirdPartyBookingService.service.model.CheckRequestResponseType$$EnhancerBySpringCGLIB$$a568b44["targetSource"]->org.springframework.aop.target.SimpleBeanTargetSource["beanFactory"]->org.springframework.beans.factory.support.DefaultListableBeanFactory["singletonMutex"]->java.util.concurrent.ConcurrentHashMap["spring.jpa-org.springframework.boot.autoconfigure.orm.jpa.JpaProperties"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties["hibernate"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties$Hibernate["useNewIdGeneratorMappings"]); nested exception is com.fasterxml.jackson.databind.JsonMappingException: (was java.lang.NullPointerException) (through reference chain: at.eurotours.thirdPartyBookingService.service.model.CheckRequestResponseType$$EnhancerBySpringCGLIB$$a568b44["targetSource"]->org.springframework.aop.target.SimpleBeanTargetSource["beanFactory"]->org.springframework.beans.factory.support.DefaultListableBeanFactory["singletonMutex"]->java.util.concurrent.ConcurrentHashMap["spring.jpa-org.springframework.boot.autoconfigure.orm.jpa.JpaProperties"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties["hibernate"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties$Hibernate["useNewIdGeneratorMappings"])] with root cause java.lang.NullPointerException
  2. 0

    Beginning Spring, "Application failed to start with classpath", "Error starting Tomcat context", and other errors

    Stack Overflow | 1 year ago | GuyPersson
    org.springframework.beans.factory.BeanCreationException: Error creating bean with name '(inner bean)#10db5cd': Cannot resolve reference to bean 'entityManagerFactory' while setting constructor argument; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaAutoConfiguration.class]: Invocation of init method failed; nested exception is javax.persistence.PersistenceException: [PersistenceUnit: default] Unable to build Hibernate SessionFactory; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'objectMapper' defined in class path resource [org/springframework/boot/autoconfigure/data/rest/SpringBootRepositoryRestMvcConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.fasterxml.jackson.databind.ObjectMapper]: Factory method 'objectMapper' threw exception; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'config' defined in class path resource [org/springframework/boot/autoconfigure/data/rest/SpringBootRepositoryRestMvcConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.rest.core.config.RepositoryRestConfiguration]: Factory method 'config' threw exception; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'resourceMappings' defined in class path resource [org/springframework/boot/autoconfigure/data/rest/SpringBootRepositoryRestMvcConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.rest.core.mapping.ResourceMappings]: Factory method 'resourceMappings' threw exception; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'repositories' defined in class path resource [org/springframework/boot/autoconfigure/data/rest/SpringBootRepositoryRestMvcConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.repository.support.Repositories]: Factory method 'repositories' threw exception; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'employeeRepository': Cannot create inner bean '(inner bean)#10db5cd' of type [org.springframework.orm.jpa.SharedEntityManagerCreator] while setting bean property 'entityManager'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name '(inner bean)#10db5cd': Cannot resolve reference to bean 'entityManagerFactory' while setting constructor argument; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaAutoConfiguration.class]: Invocation of init method failed; nested exception is javax.persistence.PersistenceException: [PersistenceUnit: default] Unable to build Hibernate SessionFactory
  3. 0

    Spring Boot: Unable to start embeded container

    Stack Overflow | 10 months ago | Kamil Potoczny
    org.springframework.context.ApplicationContextException: Unable to start embedded container; nested exception is org.springframework.boot.context.embedded.EmbeddedServletContainerException: Unable to start embedded Tomcat
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  5. 0

    Spring/Tomcat error starting context: BeanCreationException

    Stack Overflow | 1 year ago | sirKaskadir
    org.springframework.context.ApplicationContextException: Unable to start embedded container; nested exception is org.springframework.boot.context.embedded.EmbeddedServletContainerException: Unable to start embedded Tomcat
  6. 0

    hadoop: Getting an error in Spring Boot when i am trying to put data in database

    blogspot.com | 1 year ago
    org.springframework.context.ApplicationContextException: Unable to start embedded container; nested exception is org.springframework.boot.context.embedded.EmbeddedServletContainerException: Unable to start embedded Tomcat

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    Root Cause Analysis

    1. org.springframework.http.converter.HttpMessageNotWritableException

      Could not write content: (was java.lang.NullPointerException) (through reference chain: at.eurotours.thirdPartyBookingService.service.model.CheckRequestResponseType$$EnhancerBySpringCGLIB$$a568b44["targetSource"]->org.springframework.aop.target.SimpleBeanTargetSource["beanFactory"]->org.springframework.beans.factory.support.DefaultListableBeanFactory["singletonMutex"]->java.util.concurrent.ConcurrentHashMap["spring.jpa-org.springframework.boot.autoconfigure.orm.jpa.JpaProperties"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties["hibernate"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties$Hibernate["useNewIdGeneratorMappings"]); nested exception is com.fasterxml.jackson.databind.JsonMappingException: (was java.lang.NullPointerException) (through reference chain: at.eurotours.thirdPartyBookingService.service.model.CheckRequestResponseType$$EnhancerBySpringCGLIB$$a568b44["targetSource"]->org.springframework.aop.target.SimpleBeanTargetSource["beanFactory"]->org.springframework.beans.factory.support.DefaultListableBeanFactory["singletonMutex"]->java.util.concurrent.ConcurrentHashMap["spring.jpa-org.springframework.boot.autoconfigure.orm.jpa.JpaProperties"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties["hibernate"]->org.springframework.boot.autoconfigure.orm.jpa.JpaProperties$Hibernate["useNewIdGeneratorMappings"])] with root cause java.lang.NullPointerException

      at org.springframework.boot.autoconfigure.orm.jpa.JpaProperties$Hibernate.isUseNewIdGeneratorMappings()
    2. Spring Boot AutoConfigure
      JpaProperties$Hibernate.isUseNewIdGeneratorMappings
      1. org.springframework.boot.autoconfigure.orm.jpa.JpaProperties$Hibernate.isUseNewIdGeneratorMappings(JpaProperties.java:174)
      1 frame
    3. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:498)
      4 frames
    4. Jackson
      ObjectWriter.writeValue
      1. com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:664)
      2. com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:690)
      3. com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      4. com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:704)
      5. com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:690)
      6. com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      7. com.fasterxml.jackson.databind.ser.std.MapSerializer.serializeFields(MapSerializer.java:633)
      8. com.fasterxml.jackson.databind.ser.std.MapSerializer.serialize(MapSerializer.java:536)
      9. com.fasterxml.jackson.databind.ser.std.MapSerializer.serialize(MapSerializer.java:30)
      10. com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:704)
      11. com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:690)
      12. com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      13. com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:704)
      14. com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:690)
      15. com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      16. com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:704)
      17. com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:690)
      18. com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
      19. com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:292)
      20. com.fasterxml.jackson.databind.ObjectWriter$Prefetch.serialize(ObjectWriter.java:1429)
      21. com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:951)
      21 frames
    5. Spring
      AbstractGenericHttpMessageConverter.write
      1. org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.writeInternal(AbstractJackson2HttpMessageConverter.java:285)
      2. org.springframework.http.converter.AbstractGenericHttpMessageConverter.write(AbstractGenericHttpMessageConverter.java:100)
      2 frames
    6. Spring MVC
      RequestResponseBodyMethodProcessor.handleReturnValue
      1. org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.writeWithMessageConverters(AbstractMessageConverterMethodProcessor.java:231)
      2. org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.handleReturnValue(RequestResponseBodyMethodProcessor.java:174)
      2 frames
    7. Spring
      HandlerMethodReturnValueHandlerComposite.handleReturnValue
      1. org.springframework.web.method.support.HandlerMethodReturnValueHandlerComposite.handleReturnValue(HandlerMethodReturnValueHandlerComposite.java:81)
      1 frame
    8. Spring MVC
      FrameworkServlet.doGet
      1. org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:132)
      2. org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
      3. org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
      4. org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
      5. org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963)
      6. org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
      7. org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
      8. org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861)
      8 frames
    9. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
      1 frame
    10. Spring MVC
      FrameworkServlet.service
      1. org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
      1 frame
    11. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
      1 frame
    12. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
      2 frames
    13. Tomcat WS
      WsFilter.doFilter
      1. org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
      1 frame
    14. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
      2 frames
    15. Spring
      OncePerRequestFilter.doFilter
      1. org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
      2. org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
      2 frames
    16. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
      2 frames
    17. Spring
      OncePerRequestFilter.doFilter
      1. org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:105)
      2. org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
      2 frames
    18. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
      2 frames
    19. Spring
      OncePerRequestFilter.doFilter
      1. org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:81)
      2. org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
      2 frames
    20. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
      2 frames
    21. Spring
      OncePerRequestFilter.doFilter
      1. org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
      2. org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
      2 frames
    22. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
      5. org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:474)
      6. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
      7. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
      8. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
      9. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:349)
      9 frames
    23. Grizzly HTTP
      SocketProcessorBase.run
      1. org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:783)
      2. org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
      3. org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:798)
      4. org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1434)
      5. org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
      5 frames
    24. Java RT
      ThreadPoolExecutor$Worker.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      2 frames
    25. Tomcat Util
      TaskThread$WrappingRunnable.run
      1. org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
      1 frame
    26. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame