Java 原因：org.springframework.beans.factory.BeanCreationException:创建名为'的bean时出错；存储库'；

我面临着这个错误：

Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'repository': Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: Not a 
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Caused by: java.lang.IllegalArgumentException: Not a managed type: class com.deck.microFin.entity.UserMstr
    at org.hibernate.jpa.internal.metamodel.MetamodelImpl.managedType(MetamodelImpl.java:210)

下面是我的存储库Java类：

@org.springframework.stereotype.Repository
public interface Repository extends JpaRepository<CompanyMstr, Long> {

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我遗漏了什么？

在

UserMstr

@daniu上的

@Entity

注释现在我通过更改Entity，将mappedSuperClass更改为Entity来解决它。

@MappedSuperclass
@Table(name = "user_mstr", schema = "admin")
@XmlRootElement
public class UserMstr implements Serializable {