运行时报错At least one JPA metamodel must be present!有没有大神解答下

Question

<dependency>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>

<dependency>
  <groupId>mysql</groupId>
  <artifactId>mysql-connector-java</artifactId>
</dependency>

基本都和老师的一样,一开始以为用eclipse不行,换了idea还是不行

Answer 1

楼主有没有解决啊   同问

Answer 2

还是不行,这样写直接报错了,其实好像压根就没启动到数据库spring:  profiles:    active: prod  datasource:    driver-class-name: com.mysql.jdbc.Driver    url: jdbc:mysql://127.0.0.1:3306/girl    username: root    password: mysql  jpa:    hibernate:      ddl-auto: create    show-sql: true  我去掉jpa,删除数据库,也没报错

Answer 3

<test> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-jpa</artifactId> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> </dependency> </test>树形结构的xml，你的大树没有根。