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Hi guys When viewing my app and clicking the "save" button, I am faced with this error.  An error has occurred while handling the request. [User 'Anonymous_c5a711c3-8729-4cea-bf51-08e164c0251e' with session id '7a7a7a6b-8614-4e94-a4b9-7af839973f4d' and roles 'Administrator'].  Stack trace: com.mendix.modules.microflowengine.MicroflowException: Failed to evaluate expression, error occurred on line 1, character 1 $Financial/HoursWorked > 0 ^ and $Financial/HoursWorked <= 24 at ConsultancyTool.SUB_Validation (Gateway : 'Valid hours1') at ConsultancyTool.ACT_CommitFinancial (SubMicroflow : 'SUB_Validation') Advanced stacktrace: at com.mendix.languages.mxexpressions.MxExpression.evaluate(MxExpression.scala:17) Caused by: com.mendix.languages.expressions.ExpressionException: com.mendix.languages.expressions.ExpressionException: java.lang.IllegalArgumentException: Left and right hand side of binary expression should not be empty at com.mendix.languages.expressions.Expr.evaluate(Expr.java:28) Caused by: com.mendix.languages.expressions.ExpressionException: java.lang.IllegalArgumentException: Left and right hand side of binary expression should not be empty at com.mendix.languages.expressions.Expr.evaluate(Expr.java:30) Caused by: java.lang.IllegalArgumentException: Left and right hand side of binary expression should not be empty at com.mendix.languages.expressions.BinaryExpr.evaluateArithmeticOrComparisonExpression(BinaryExpr.java:165) at com.mendix.languages.expressions.BinaryExpr.evaluateExpression(BinaryExpr.java:89) at com.mendix.languages.expressions.Expr.evaluate(Expr.java:26) at com.mendix.languages.expressions.BinaryExpr.evaluateExpression(BinaryExpr.java:70) at com.mendix.languages.expressions.Expr.evaluate(Expr.java:26) at com.mendix.languages.mxexpressions.MxExpression.evaluate(MxExpression.scala:14) at com.mendix.modules.microflowengine.actions.other.GatewayAction.execute(GatewayAction.scala:47) at com.mendix.modules.microflowengine.microflow.impl.MicroflowObject.execute(MicroflowObject.java:47) at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAfterBreakingIfNecessary(MicroflowImpl.java:200) at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAction(MicroflowImpl.java:157) at com.mendix.systemwideinterfaces.core.UserAction.execute(UserAction.java:50) at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.doCall(CoreActionHandlerImpl.scala:76) at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:55) at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:51) at com.mendix.basis.actionmanagement.ActionManager$1.execute(ActionManager.java:186) at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:33) at com.mendix.basis.actionmanagement.ActionManager.executeSync(ActionManager.java:191) at com.mendix.basis.component.InternalCore.executeSync(InternalCore.java:657) at com.mendix.modules.microflowengine.actions.SubMicroflowAction.execute(SubMicroflowAction.scala:43) at com.mendix.modules.microflowengine.microflow.impl.MicroflowObject.execute(MicroflowObject.java:47) at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAfterBreakingIfNecessary(MicroflowImpl.java:200) at com.mendix.modules.microflowengine.microflow.impl.MicroflowImpl.executeAction(MicroflowImpl.java:157) at com.mendix.systemwideinterfaces.core.UserAction.execute(UserAction.java:50) at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.doCall(CoreActionHandlerImpl.scala:76) at com.mendix.basis.actionmanagement.CoreActionHandlerImpl.call(CoreActionHandlerImpl.scala:55) at com.mendix.core.actionmanagement.CoreAction.call(CoreAction.java:51) at com.mendix.basis.actionmanagement.ActionManager$1.execute(ActionManager.java:186) at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:33) at com.mendix.basis.actionmanagement.ActionManager.executeSync(ActionManager.java:191) at com.mendix.basis.component.InternalCore.execute(InternalCore.java:579) at com.mendix.webui.actions.client.ExecuteAction.execute(ExecuteAction.java:135) at com.mendix.webui.requesthandling.ClientRequestHandler$$anonfun$handleRequest$1.apply$mcV$sp(ClientRequestHandler.scala:328) at com.mendix.webui.requesthandling.ClientRequestHandler$$anonfun$handleRequest$1.apply(ClientRequestHandler.scala:313) at com.mendix.webui.requesthandling.ClientRequestHandler$$anonfun$handleRequest$1.apply(ClientRequestHandler.scala:313) at com.mendix.basis.actionmanagement.IMonitoredAction$$anon$1.execute(IMonitoredAction.scala:47) at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:33) at com.mendix.basis.actionmanagement.IMonitoredAction$class.monitor(IMonitoredAction.scala:49) at com.mendix.webui.requesthandling.ClientRequestHandler$ClientMonitoredAction.monitor(ClientRequestHandler.scala:431) at com.mendix.webui.requesthandling.ClientRequestHandler.handleRequest(ClientRequestHandler.scala:313) at com.mendix.webui.requesthandling.ClientRequestHandler.handleActionWithSessionRequired(ClientRequestHandler.scala:251) at com.mendix.webui.requesthandling.ClientRequestHandler.handleAction(ClientRequestHandler.scala:218) at com.mendix.webui.requesthandling.ClientRequestHandler.liftedTree1$1(ClientRequestHandler.scala:104) at com.mendix.webui.requesthandling.ClientRequestHandler.processRequest(ClientRequestHandler.scala:96) at com.mendix.externalinterface.connector.RequestHandler.doProcessRequest(RequestHandler.java:40) at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:70) at com.mendix.external.connector.MxRuntimeConnector$1.execute(MxRuntimeConnector.java:67) at com.mendix.util.classloading.Runner.doRunUsingClassLoaderOf(Runner.java:33) at com.mendix.external.connector.MxRuntimeConnector.processRequest(MxRuntimeConnector.java:73) at com.mendix.basis.impl.MxRuntimeImpl.processRequest(MxRuntimeImpl.java:858) at com.mendix.m2ee.appcontainer.server.handler.RuntimeHandler.handle(RuntimeHandler.java:41) at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:52) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:368) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489) at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:953) at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:1014) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:861) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240) at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:628) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) at java.lang.Thread.run(Thread.java:745) The save button triggers a microflow, how can I identify the problem with the microflow and resolve the error? Many thanks Austin

asked 2018-01-23

2 answers