<h1> nested exception is org.hibernate.LazyInitializationException:</h1>

 

stackoverflow:http://stackoverflow.com/questions/36106620/failed-to-lazily-initialize-a-collection-of-role-user-authorities-could-not-in

 

也可以

@ManyToMany(fetch = FetchType.LAZY)  ==》 （fetch = FetchType.EAGER） @Fetch(FetchMode.SUBSELECT) @JoinTable(         name = "sys_user_role",         joinColumns = { @JoinColumn(name = "role_id") }, inverseJoinColumns = @JoinColumn(name = "user_id") ) @JsonIgnore public Set
    
      getSysUsers() { return sysUsers; } public void setSysUsers(Set
     
       sysUsers) { this.sysUsers = sysUsers; }