我来说下这个出错的原因吧 eclise中xsd的验证问题Description Resource Path Location Type cvc-complex-type.2.4.c: The matching wildcard is strict, but no declaration can be found for spring的applicationContext.xml中的xsd的spring版本要高一点,应该是高于3.0.4就可以 ,同时加载的spring lib文件版本也要高于3.0…
报错:com.mysql.cj.core.exceptions.ConnectionIsClosedException: No operations allowed after connection closed. 添加 &autoReconnect=true 无济于事,此选项好像仅对 MySQL 5之前的版本有效. 原因 Mysql服务器默认的"wait_timeout"是8小时,也就是说一个connection空闲超过8个小时,Mysql将自动断开该connection.这…
今天配置Spring的xml出现了错误 Multiple annotations found at this line: - schema_reference.4: Failed to read schema document 'http://www.springframework.org/schema/context/spring-context-4.2.xsd', because 1) could not find the document; 2) the document could no…
今天在idea中编译部署工程,tomcat报了这个错误: No Spring WebApplicationInitializer types detected on classpath 导致前端页面访问后台都是404.查询后,在csdn看到一种解决办法:mvn clean 操作一波,果然有效. 记录.…