Servlet service () for The Servlet [for springmvc] in context with The path [/ssm_day1] threw The exception [The absolute uri: http://java.sun.com/jsp/jstl/core always be resolved in either web, XML or The jar files deployed with this application] with root cause
Org. Apache. Jasper. JasperException: The absolute uri: http://java.sun.com/jsp/jstl/core always be resolved in either web, XML or The jar files deployed with this application for bosses to look at what's The problem