报错Failed to instantiate [java.util.List]: Specified class is an interface

时间 2019-12-07

标签报错 failed instantiate java.util.list java util list specified class interface 栏目 Java 繁體版

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错误信息： Failed to instantiate [java.util.List]: Specified class is an interface;java 分析：批量删除时，Controller层参数想传入List<Long> ids，然而若是泛型是基本类型或者String，就会报错。数组添加@RequestParam注解（之前是没有加的）app @ApiOperation(valu

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1. Failed to instantiate [java.util.List]: Specified class is an interface
2. 异常 Failed to instantiate [java.util.List]: Specified class is an interface
3. Failed to instantiate [org.springframework.web.multipart.MultipartFile]: Specified class is an inter
4. mybatis报错 Specified class is an interface
5. Java 后台接口为List<String> 报错：【java.util.List】:Specified class is an interface
6. nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate 报错
7. Specified class is an interface 指定的类是接口
8. 报错Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource..
9. Failed to instantiate [org.elasticsearch.client.transport.TransportClient]
10. Could not instantiate bean class [org.springframework.web.multipart.MultipartFile]: Specified class

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