转 https://blog.csdn.net/z69183787/article/details/38066239

2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/core_rt is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/core is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/core is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/fmt_rt is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/fmt is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/fmt is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/functions is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://jakarta.apache.org/taglibs/standard/permittedTaglibs is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://jakarta.apache.org/taglibs/standard/scriptfree is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/sql_rt is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/sql is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/sql is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/xml_rt is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/xml is already defined
2014-3-25 23:54:49 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jsp/jstl/xml is already def

解决方案

上网查询资料时各种说法，后来我查询standard.jar的作用时，知道这个jar包与jstl.jar一起使用，但是jstl 1.2版本的就不需要这个jar包了，而本人使用的正是jstl 1.2.jar这个jar包，去掉standard.jar文件后重启tomcat就不会再出现上述信息。