求助!!在线等!!急!!!
请大家帮我看看以下的错误应该怎么解决!!谢谢大家了!!!
"orderdetail.jsp": Translation of /manage/order/orderdetail.jsp failed: (line 3): Error in using tag library uri='myfirsttag' prefix='mytag': error introspecting class: 'com.jspdev.util.RandomId': weblogic.servlet.jsp.JspException: (line 3): Error in using tag library uri='myfirsttag' prefix='mytag': class com.jspdev.util.RandomId doesn't implement javax.servlet.jsp.tagext.Tag