3月 23, 2022 4:24:08 下午 org.springframework.context.support.AbstractApplicationContext refresh
警告: Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [spring-dao.xml]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'file [/Users/ppsn/documents/Spring-Study/Spring-X-transaction/target/classes/com/konan/Mapper/UserMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error creating document instance. Cause: org.xml.sax.SAXParseException; lineNumber: 2; columnNumber: 6; 不允许有匹配 "[xX][mM][lL]" 的处理指令目标。
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFa
...................(后面一大堆）
问题就出现在对应的Mapper(dao)层中的接口对应的xml文件的第一行上！
开始不小心留了一条空行：
删去空行后恢复正常：
