1.启动类加上@MaperScan注解后,一直报错如下: Error creating bean with name 'platUserMapper' defined in file [D:\workspace\eclipse_data\vivo\target\classes\test\interf\domain\mapper\PlatUserMapper.class]: Invocation of init method failed; nested exception is java.lan
使用SpringBoot写HelloWorld,当配置好启动类后,再创建新的controller或其它类,启动项目后访问对应的映射名,页面显示: Whitelabel Error Page This application has no explicit mapping for /error, so you are seeing this as a fallback. 映射未找到,出现这个异常说明了跳转页面的url无对应的值. 解决: 排查过程: 1.先确定URL是否正确(正确无误): 2.由于
SpringApplication SpringApplication类提供了一种方便的方法来引导从main()方法启动的Spring应用程序 SpringBoot 包扫描注解源码分析 @SpringBootApplication public class Springbootv2Application { public static void main(String[] args) { //创建ApplicationContext并启动 new SpringApplication(Spring