******** INTERNAL ERROR java.lang.Exception: ERROR mail4/index:index.onrefresh(1) i3: java.lang.ClassCastException: class java.lang.String cannot be cast to class flexa.fb.FResult (java.lang.String is in module java.base of loader 'bootstrap'; flexa.fb.FResult is in unnamed module of loader org.apache.catalina.loader.ParallelWebappClassLoader @1e54a6b1) java.lang.ClassCastException: class java.lang.String cannot be cast to class flexa.fb.FResult (java.lang.String is in module java.base of loader 'bootstrap'; flexa.fb.FResult is in unnamed module of loader org.apache.catalina.loader.ParallelWebappClassLoader @1e54a6b1) at flexa.fb.LibObject.call(LibObject.java:77) at flexa.fb.FContext.call(FContext.java:681) at flexa.fb.FContext.call(FContext.java:664) at flexa.fb.EFI.runBytecode(EFI.java:884) at flexa.fb.EFI.runBytecode(EFI.java:731) at flexa.fb.FComponent.event(FComponent.java:691) at flexa.ff.window.event(window.java:41) at flexa.fb.FComponent.calcExpressions(FComponent.java:818) at flexa.fb.CompManager.processAction(CompManager.java:776) at flexa.fb.ComponentServlet.doGetOrPost(ComponentServlet.java:476) at flexa.fb.ComponentServlet.doGet(ComponentServlet.java:167) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:564) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:166) 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:676) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:341) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:894) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1741) 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:61) at java.base/java.lang.Thread.run(Thread.java:829) at flexa.fb.EFI.runBytecode(EFI.java:1139) at flexa.fb.EFI.runBytecode(EFI.java:731) at flexa.fb.FComponent.event(FComponent.java:691) at flexa.ff.window.event(window.java:41) at flexa.fb.FComponent.calcExpressions(FComponent.java:818) at flexa.fb.CompManager.processAction(CompManager.java:776) at flexa.fb.ComponentServlet.doGetOrPost(ComponentServlet.java:476) at flexa.fb.ComponentServlet.doGet(ComponentServlet.java:167) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:564) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:166) 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:676) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:341) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:894) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1741) 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:61) at java.base/java.lang.Thread.run(Thread.java:829)