这样写就不会报错了。加上jsp-config
<jsp-config>
<taglib> 
<taglib-uri>/WEB-INF/struts-bean.tld </taglib-uri> 
<taglib-location>/WEB-INF/struts-bean.tld </taglib-location> 
</taglib>  <taglib> 
<taglib-uri>/WEB-INF/struts-html.tld </taglib-uri> 
<taglib-location>/WEB-INF/struts-html.tld </taglib-location> 
</taglib>  
   
   <taglib> 
<taglib-uri>/WEB-INF/struts-logic.tld </taglib-uri> 
<taglib-location>/WEB-INF/struts-logic.tld </taglib-location> 
</taglib> 

<taglib> 
<taglib-uri>/WEB-INF/struts-tiles.tld </taglib-uri> 
<taglib-location>/WEB-INF/struts-tiles.tld </taglib-location> 
</taglib>
</jsp-config>