java.lang.IllegalStateException: Ambiguous mapping. Cannot map 'specificationController' method

SSM 修改 Service 包下方法, 报错 : " Caused by: java.lang.IllegalStateException: Ambiguous mapping. Cannot map ‘specificationController’ method " 报错提示说的很明白嘛: 引起原因：java.lang.IllegalStateException：模棱两可的映射。 无法映射“

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