Mybatis错误：Result Maps collection already contains value for 。。。。
2017-12-13 16:39
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解决方法
原因：xml文件中存在重名对象，保持名称不要一样即可正常启动。因为我再次使用逆向工程生成mapper接口和xml文件时，忘了删除原来的xml文件，新生成的与旧的同时出现旧重复了。那么我们在平时新建id查询方法时，也可能存在重命名情况导致出现这样的错误，在这里谨记
解决：把重复命名的id删除，或者删除xml文件重新逆向工程
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