Failed to start component [StandardService[Catalina]]
错误原因：有数据残留，点击clean（见下图）
解决办法：
右键点击servers下的tomcat，然后选择clean。
转载于:https://www.cnblogs.com/lyh421/p/6018365.html
2016.10.10 Failed to start component [StandardService[Catalina]]
转载于:https://www.cnblogs.com/lyh421/p/6018365.html