Request processing failed; nested exception is java.lang.NullPointerException

时间 2021-07-12

标签 Java SpringMVC 栏目 Java 繁體版

原文原文链接

在控制台显示serviceimpl中定义的方法始终空指针错误，检查了很久。对于这个错误在service中少了@Autowired自动注入修改：浏览器报错： Type Exception Report Message Request processing failed; nested exception is java.lang.NullPointerException Description

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1. Request processing failed; nested exception is java.lang.NullPointerException
2. （HTTP Status 500）Request processing failed; nested exception is java.lang.NullPointerException
3. HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException
4. Request processing failed; nested exception is org.springframework.dao.InvalidDataAccessApiUsageExce
5. Request processing failed; nested exception is org.apache.ibatis.binding.Bin
6. Request processing failed; nested exception is org.springframework.dao.DataIntegrityViolationExcepti
7. Request processing failed; nested exception is org.springframework.jdbc.BadSqlGrammarException:
8. org.springframework.web.util.NestedServletException: Request processing failed; nested exception is
9. ssm报：HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException
10. SSM整合项目报错500 “”Request processing failed; nested exception is java.lang.NullPointerException”
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1. Request processing failed; nested exception is java.lang.NullPointerException
2. （HTTP Status 500）Request processing failed; nested exception is java.lang.NullPointerException
3. HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException
4. Request processing failed; nested exception is org.springframework.dao.InvalidDataAccessApiUsageExce
5. Request processing failed; nested exception is org.apache.ibatis.binding.Bin
6. Request processing failed; nested exception is org.springframework.dao.DataIntegrityViolationExcepti
7. Request processing failed; nested exception is org.springframework.jdbc.BadSqlGrammarException:
8. org.springframework.web.util.NestedServletException: Request processing failed; nested exception is
9. ssm报：HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException
10. SSM整合项目报错500 “”Request processing failed; nested exception is java.lang.NullPointerException”

>>更多相关文章<<