Hi Team, If you have any sample code related to Jakarta migration, please share it with me — it would be really helpful.
On Thu, Apr 17, 2025 at 12:30 PM shankar sawate <sawateshankar...@gmail.com> wrote: > And I face this issue after deploying. > > 17-Apr-2025 12:28:09.568 SEVERE [http-nio-8083-exec-1] > org.apache.catalina.core.StandardWrapperValve.invoke Servlet.service() for > servlet [jsp] in context with path [/jakartaDemo_war_exploded] threw > exception [java.lang.NullPointerException: Cannot invoke > "org.apache.struts2.ActionInvocation.getProxy()" because "invocation" is > null] with root cause > java.lang.NullPointerException: Cannot invoke > "org.apache.struts2.ActionInvocation.getProxy()" because "invocation" is > null > at org.apache.struts2.components.Component.getNamespace(Component.java:448) > at > org.apache.struts2.components.Component.determineNamespace(Component.java:433) > at > org.apache.struts2.components.ServletUrlRenderer.renderFormUrl(ServletUrlRenderer.java:141) > at > org.apache.struts2.components.Form.populateComponentHtmlId(Form.java:232) > at org.apache.struts2.components.UIBean.evaluateParams(UIBean.java:797) > at org.apache.struts2.components.UIBean.end(UIBean.java:551) > at > org.apache.struts2.views.jsp.ComponentTagSupport.doEndTag(ComponentTagSupport.java:36) > at org.apache.jsp.index_jsp._jspx_meth_s_005fform_005f0(index_jsp.java:192) > at org.apache.jsp.index_jsp._jspService(index_jsp.java:141) > at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) > at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) > at > org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:456) > at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:380) > at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:328) > at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:206) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:150) > at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:175) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:150) > at > org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.handleRequest(StrutsPrepareAndExecuteFilter.java:151) > at > org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.tryHandleRequest(StrutsPrepareAndExecuteFilter.java:137) > at > org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:125) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:175) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:150) > at > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167) > at > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) > at > org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:482) > at > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115) > at > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) > at > org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:673) > at > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344) > at > org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:391) > at > org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) > at > org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:896) > at > org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1736) > at > org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) > at > org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) > at > org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) > at > org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63) > at java.base/java.lang.Thread.run(Thread.java:1583) > 17-Apr-2025 12:28:09.854 SEVERE [http-nio-8083-exec-4] > org.apache.catalina.core.StandardWrapperValve.invoke Servlet.service() for > servlet [jsp] in context with path [/jakartaDemo_war_exploded] threw > exception [java.lang.NullPointerException: Cannot invoke > "org.apache.struts2.ActionInvocation.getProxy()" because "invocation" is > null] with root cause > java.lang.NullPointerException: Cannot invoke > "org.apache.struts2.ActionInvocation.getProxy()" because "invocation" is > null > at org.apache.struts2.components.Component.getNamespace(Component.java:448) > at > org.apache.struts2.components.Component.determineNamespace(Component.java:433) > at > org.apache.struts2.components.ServletUrlRenderer.renderFormUrl(ServletUrlRenderer.java:141) > at > org.apache.struts2.components.Form.populateComponentHtmlId(Form.java:232) > at org.apache.struts2.components.UIBean.evaluateParams(UIBean.java:797) > at org.apache.struts2.components.UIBean.end(UIBean.java:551) > at > org.apache.struts2.views.jsp.ComponentTagSupport.doEndTag(ComponentTagSupport.java:36) > at org.apache.jsp.index_jsp._jspx_meth_s_005fform_005f0(index_jsp.java:192) > at org.apache.jsp.index_jsp._jspService(index_jsp.java:141) > at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) > at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) > at > org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:456) > at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:380) > at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:328) > at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:206) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:150) > at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:175) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:150) > at > org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.handleRequest(StrutsPrepareAndExecuteFilter.java:151) > at > org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.tryHandleRequest(StrutsPrepareAndExecuteFilter.java:137) > at > org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:125) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:175) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:150) > at > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167) > at > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) > at > org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:482) > at > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115) > at > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) > at > org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:673) > at > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344) > at > org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:391) > at > org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) > at > org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:896) > at > org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1736) > at > org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) > at > org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) > at > org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) > at > org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63) > at java.base/java.lang.Thread.run(Thread.java:1583) > > On Thu, Apr 17, 2025 at 12:04 PM shankar sawate < > sawateshankar...@gmail.com> wrote: > >> Thank you for your response. >> >> I'm using NetBeans 17 as the IDE, with Java 21, and running the >> application on Tomcat 10.0.20. >> The issue occurs when I try to run the web application from within the >> IDE. >> >> NetBeans shows the following error when the issue occurs: >> >> The s:form tag declares that it accepts dynamic attributes but does not >> implement the required interface >> >> <%@page contentType="text/html" pageEncoding="UTF-8"%> >> <%@ taglib prefix="s" uri="/struts-tags" %> >> <!DOCTYPE html> >> <html> >> <head> >> <meta http-equiv="Content-Type" content="text/html; >> charset=UTF-8"> >> <title>JSP Page</title> >> </head> >> <body> >> <h1>Hello World!</h1> >> <s:form> <!-- The s:form tag declares that it accepts >> dynamic attributes but does not implement the required interface --> >> <s:textfield name="name" value="Enter U name"/> >> <s:submit name="submit" value="Add" action="index"></s:submit> >> </s:form> >> </body> >> </html> >> >> On Thu, Apr 17, 2025 at 10:59 AM Lukasz Lenart <lukaszlen...@apache.org> >> wrote: >> >>> wt., 15 kwi 2025 o 09:57 shankar sawate <sawateshankar...@gmail.com> >>> napisał(a): >>> > While migrating to Struts 7.0.0, I'm encountering an issue when using >>> the >>> > <s:form> tag. Even though the tag is present like this >>> > >>> > jsp >>> > <%--<s:form></s:form>--%> >>> > I’m getting the following warning or error: >>> > >>> > The s:form tag declares that it accepts dynamic attributes but does not >>> > implement the required interface >>> >>> It would be good to provide more details, when does it happen? What >>> Java version do you use? Is this in an IDE or when running a webapp in >>> a container? >>> >>> There are a bunch of examples which are working just fine, so I assume >>> it's something wrong with your setup. >>> https://github.com/apache/struts-examples/ >>> >>> >>> Cheers >>> Łukasz >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: user-unsubscr...@struts.apache.org >>> For additional commands, e-mail: user-h...@struts.apache.org >>> >>>
