配置文件左上角出现错误怎么解决?Spring

Question

Referenced file contains errors (http://www.springframework.org/schema/beans/spring-beans.xsd). For more information, right click on the
 message in the Problems View and select "Show Details..."

Answer 1

我猜是文件编码问题，你用记事本打开这个文件，你看开头是不是有几个乱码方块~~

Answer 2

需要导入一个server.jar的包