HTTP Status 500 - Could not write content: No serializer found for class org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY…

异常信息如下所示: com.fasterxml.jackson.databind.exc.InvalidDefinitionException: No serializer found for class org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer and no properties discovered to create BeanSerializer (to avoid exception, disable Seri…

报错: HTTP Status 500 - Could not write content: No serializer found for class org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_E…

org.codehaus.jackson.map.JsonMappingException: No serializer found for class org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationConfig.Feature.FA…

No serializer found for class org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS) ) 去掉FetchType.LAZY @ManyToOne(fetch…

2011-08-16 13:26:58,484 [http-8080-1] ERROR [core.web.ExceptionInterceptor] - org.codehaus.jackson.map.JsonMappingException: No serializer found for class org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer and no properties discovered to cre…

1. 问题 org.springframework.http.converter.HttpMessageNotWritableException: Could not write content: No serializer found ]->java.util.HashMap[]); nested exception ]->java.util.HashMap[]) 2. 解决方案 原因,bean中属性为private,改为public…

使用jpa做增删改查的时候出现了这个异常,原因是转化成json的时候,fasterxml.jackson将对象转换为json报错,发现有字段为null 解决方案:实体类上添加 @JsonIgnoreProperties(value = { "hibernateLazyInitializer"})…

一.什么是序列化In computer science, in the context of data storage, serialization is the process of translating data structures or object state into a format that can be stored (for example, in a file or memory buffer, or transmitted across a network connec…

解决方法: 方法1:将bean目录下的实体类属性由private改为public(不推荐): 方法2:给实体类属性设置setter和getter方法(推荐使用).…