1.檢查是否同包且同名
2.檢查napper.xml的namespace和接口的地址是否一致
3.接口方法名是否一樣
4.如果是maven項目檢查pom.xml的<build></build>例是否有
<resources> <resource> <directory>src/main/java</directory> <includes> <include>**/*.xml</include> </includes> </resource> <resource> <directory>src/main/resources</directory> </resource> </resources>