Tomcat 启动 Servlet 工程报错

报错信息

严重: ContainerBase.addChild: start:
org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]

Caused by: java.lang.IllegalArgumentException: Invalid Weblog in servlet mapping
at org.apache.catalina.core.StandardContext.addServletMapping(StandardContext.java:3495)

六月 10, 2020 12:42:29 下午 org.apache.tomcat.util.modeler.BaseModelMBean invoke
严重: Exception invoking method createStandardContext
javax.management.RuntimeOperationsException: Exception invoking method manageApp

Caused by: java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]]

[2020-06-10 12:42:29,400] Artifact ViewServer:war exploded: Error during artifact deployment. See server log for details.

因为使用 @WebServlet("/Weblog") 时参数前没有加 “/” 导致的 Tomcat 启动报错

“/” 导致的 Tomcat 启动报错