开发：异常收集之 expected single matching bean but found 2
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今天写完两个service实现，启动项目发现了这个错
expected single matching bean but found 2: [oldFrSplittinglogServiceImpl, frSplittinglogServiceImpl]
后来发现，我两个实现类，实现了同一个接口，然后又都用的是@Autowired， 所以报了这个错，提示不能自动注入，发现两个bean
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