Hi I developed a struts application (jakarta-tomcat-3.2.1, struts 1.0). So far, everything runs well. Then, I integrated the Struts Validator by David Winterfeldt (version 0.5). From now on, I get the following error as soon as I call a page whith field, which should be validated. Is there something wrong whith the validator, did I miss to download some files or is there something important, which I missed when I integrated it to my application? For the struts validator, I am using Struts_Validator-20010308.jar and jakarta-regexp-1.2.jar. FYI: I am able to run the example application "struts-validator-example", but I don't get my own application work together with the struts validator. Any tips how I can solve my problem ? Marcel <table width="100%" border="0" cellspacing="0" cellpadding="4"> <form name="editForm" method="post" action="/kosa/kosa/jsp/edit.do"><h1>Included servlet error: 500</h1> <h2>Location: /kosa/kosa/jsp/edit.jsp</h2> <h2>Error Location: /kosa/kosa/jsp/edit1.jsp</h2><b>Internal Servlet Error:</b><br><pre>javax.servlet.ServletException: org/apache/regexp/RESyntaxException at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:459) at kosa.jsp._0002fkosa_0002fjsp_0002fedit_0002ejspedit_jsp_0._jspService(_0002fkosa_0002fjsp_0002fedit_0002ejspedit_jsp_0.java:288) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:177) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:318) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:391) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404) at org.apache.tomcat.core.Handler.service(Handler.java:286) at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372) at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797) at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743) at org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:210) at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416) at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498) at java.lang.Thread.run(Thread.java:484) </pre> <b>Root cause:</b> <pre>javax.servlet.jsp.JspException: org/apache/regexp/RESyntaxException at org.apache.struts.taglib.template.InsertTag.doEndTag(InsertTag.java:149) at kosa.jsp._0002fkosa_0002fjsp_0002fedit_0002ejspedit_jsp_0._jspService(_0002fkosa_0002fjsp_0002fedit_0002ejspedit_jsp_0.java:266) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:177) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:318) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:391) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404) at org.apache.tomcat.core.Handler.service(Handler.java:286) at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372) at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797) at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743) at org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:210) at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416) at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498) at java.lang.Thread.run(Thread.java:484) </pre>