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Error in Request approval Action

Question asked by bobi@moodle.ae on Sep 20, 2016

Nintex.Workflow.NWActionExecutionException: Error in request approval action. ---> System.ArgumentNullException: Value cannot be null. Parameter name: String at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) at Nintex.Workflow.Activities.SetupRequestApprovalActivity2.AfterOnTaskChanged(Object sender, ExternalDataEventArgs e) at System.Workflow.ComponentModel.Activity.RaiseGenericEvent[T](DependencyProperty dependencyEvent, Object sen... 8a89a59d-f3ea-708f-ea8a-2d06293902e5
09/20/2016 10:07:35.59* w3wp.exe (0x1268) 0x15E8 Nintex Workflow 2013 General 00000 Unexpected ...der, T e) at System.Workflow.Activities.HandleExternalEventActivity.RaiseEvent(Object[] args) at System.Workflow.Activities.HandleExternalEventActivity.System.Workflow.ComponentModel.IActivityEventListener<System.Workflow.ComponentModel.QueueEventArgs>.OnEvent(Object sender, QueueEventArgs e) at System.Workflow.ComponentModel.ActivityExecutorDelegateInfo`1.ActivityExecutorDelegateOperation.Run(IWorkflowCoreRuntime workflowCoreRuntime) at System.Workflow.Runtime.Scheduler.Run() --- End of inner exception stack trace --- (Build:3120) 8a89a59d-f3ea-708f-ea8a-2d06293902e5

 

 

In test environment it is working fine but comes to production environment it is firing error

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