org.apache.jasper.JasperException: Unable to compile class for JSP: An error occurred at line: 28 in the generated java file Only a type can be imported. org.apache.commons.lang3.ArrayUtils resolves to a package An error occurred at line: 147 in the jsp file: /templates/default_slim/english/includes/classes/SEO.jsp ArrayUtils cannot be resolved 144: java.net.MalformedURLException 145: { 146: //seo_requested_url 147: parameters = ArrayUtils.addAll(new String[] {DataPager.FIELD_PAGE_NUMBER}, parameters); 148: values = ArrayUtils.addAll(new String[] {pageIndex == 0 ? null : ""+pageIndex}, values); 149: String seo_requested_url = (String) request.getAttribute("seo_requested_url"); 150: if (seo_requested_url != null) { An error occurred at line: 148 in the jsp file: /templates/default_slim/english/includes/classes/SEO.jsp ArrayUtils cannot be resolved 145: { 146: //seo_requested_url 147: parameters = ArrayUtils.addAll(new String[] {DataPager.FIELD_PAGE_NUMBER}, parameters); 148: values = ArrayUtils.addAll(new String[] {pageIndex == 0 ? null : ""+pageIndex}, values); 149: String seo_requested_url = (String) request.getAttribute("seo_requested_url"); 150: if (seo_requested_url != null) { 151: return Page.getRequestedURLString(Page.getServerURL(request)+seo_requested_url, parameters, values); Stacktrace: at org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:92) at org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:330) at org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:439) at org.apache.jasper.compiler.Compiler.compile(Compiler.java:349) at org.apache.jasper.compiler.Compiler.compile(Compiler.java:327) at org.apache.jasper.compiler.Compiler.compile(Compiler.java:314) at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:589) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:968) at org.apache.jsp.templates.default_005fslim.english.performer.pageheader_jsp._jspService(pageheader_jsp.java:63) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:968) at org.apache.jsp.templates.default_005fslim.english.performer.login_jsp._jspService(login_jsp.java:76) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302) at com.stc.web.Page.includeTemplate(Page.java:682) at org.softservice.web.performer.LoginPage.onLoginError(LoginPage.java:40) at org.softservice.web.performer.PermissionCheckerPage.onAuthorizationRequired(PermissionCheckerPage.java:69) at org.softservice.web.performer.PermissionCheckerPage$2.onError(PermissionCheckerPage.java:178) at org.softservice.web.performer.PermissionCheckerPage.checkAuthorization(PermissionCheckerPage.java:91) at org.softservice.web.performer.PermissionCheckerPage.checkPermissions(PermissionCheckerPage.java:143) at org.softservice.web.performer.PermissionCheckerPage.checkPermissions(PermissionCheckerPage.java:155) at org.softservice.web.performer.PermissionCheckerPage.executeUnsafe(PermissionCheckerPage.java:186) at org.softservice.web.ErrorHandlerPage.executeImpl(ErrorHandlerPage.java:28) at com.stc.web.Page.execute(Page.java:896) at com.stc.web.VirtualDirectory.executeImpl(VirtualDirectory.java:105) at com.stc.web.Page.execute(Page.java:896) at com.stc.web.VirtualDirectory.executeImpl(VirtualDirectory.java:105) at com.stc.web.Page.execute(Page.java:896) at com.stc.web.PageWrapper.service(PageWrapper.java:52) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:465) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:555) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:745)