Consider marking one of the beans as @Primary, updating the consumer to accept multiple beans, or using @Qualifier to identify the bean that should be consumed

报这个错是因为sringboot通过@Autowired注入接口的实现类时发现有多个，也就是有多个类继承了这个接口，spring容器不知道使用哪一个。
完整报错

解决方案

起因就是这里配置了这个

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Consider marking one of the beans as @Primary, updating the consumer to accept m