Answer Questions

• christiansoldier Could I use WWF in such scenario?

  In many business application, some database records should be viewed and modified by many person by sequence. In general, at anytime there should be only one person to modify the record, after this person "commit" his modification, another person could go on to modify the record (on another machine in the network) and when the record is being modified, other person could only view the record. Sometimes the record may be withdrawn or ro ...Show All

• VcDeveloper VB.net implementaion does not return Instnceid

  I ran Asp.net implementaion of Hello World in VB. Protected Sub Button1_Click( ByVal sender As Object , ByVal e As System.EventArgs) Handles Button1.Click Dim workflowRuntime As WorkflowRuntime = WorkflowWebRequestContext.Current.WorkflowRuntime Dim scheduler As ManualWorkflowSchedulerService = workflowRuntime.GetService( Of ManualWorkflowSchedulerService)() Dim workflowType As S ...Show All

• Compugab xoml specs or xsd?

  Is there any specs or schema for xoml available for download Thanks Unfortunately the xoml spec in Beta1 is not finalized and there is no schema available for download.  Is there any way I can help you with your solution in the meanwhile Hi guys! I will write my monograph about process definition language and I would like to write about xoml. Are there a way  ...Show All

• Ronan_g Invoking a HandleExternalEventActivity from an Asp.Net Host

  Trying to get a HandleExternalEventActivity invoked from an Asp.Net Host. To make things simple I reused the sample SDK Sample Application “OrderingStateMachine” we all know so well. Problem Microsoft.Samples.Workflow.OrderApplication . OrderService . RaiseOrderCreatedEvent is Fired ok BUT Microsoft.Samples.Workflow.OrderApplication . Workflow1 . ProcessOrder method is ne ...Show All

• Ilya I. Malyavskiy The Writer is closed or in error state.

  Hi, when WorkflowMarkupSerializer wants to serialize a workflow and somewhere finds a field with generic List type (filled wi th custom objects which are serializable), its throws a " The Writer is closed or in error state. " exception and stops serializing workflow. Is also tried to use DesignerSerializationManager to figure out what the problem was, but it didn't help. Can anyone please help Thanks in adva ...Show All

• BA2006 Error Compiling ExternalRuleSetToolkit

  When compiling the ExternalRuleSetToolkit I am getting a failure on the RuleSet Dialoag creation. Here is the function: private void editButton_Click( object sender, EventArgs e){ if (selectedRuleSetData != null ) { if (selectedRuleSetData.Activity != null ) { RuleSetDialog ruleSetDialog = new RuleSetDialog (selectedRuleSetData.Activity, selectedRuleSetData.RuleSet); DialogResult result = ruleSetDialo ...Show All

• Kevin Peter Reloading a persisted workflow instance

  Hello everyone, We are trying to develop a generic workflow host service that can run any workflows submitted to it. The service will use workflow persistence to save workflow instances to the disk whenever the instance is idle (WorkflowRuntime.UnloadOnIdle = true). Now we are facing one problem. We want the service application to be able to resume the workflows in the event of an unexpected service shutdown or even a proper shutdown. From the ...Show All

• Blicos Architectural question about WWF

  Hi there, I'm just investigation the possibility to use WWF in an Orderrouting System. The system has relatively huge number of different routing objects (orders and group of orders) (about 100k objects). The system works in PUSH mode, means every workflow state transition is forced by event (like insert, update, delete of objects). My question is. What is the best use of the WWF components in this case 1. Having a stand-alone Wor ...Show All

• Frank Gervais Reusing workflows in a State machine

  I have a state machine with states A and B. Both of them have an EventDrivenActivity which has the same sequential workflow. What is the best way to create just one copy of this workflow instead of repeating under both EventDrivenActivities Note that there are other EventDrivenActivities on each state which make them truely different, so combining the two states into one is not an option. Well then that defeat ...Show All

• ArthurDent Delay activity - 60 days timeout perid error

  Hi , I have delay activity that is set on period of 60 days. Code for timer initialization: daWaitingForDocuments.TimeoutDuration = TimeSpan .FromMinutes(60*1440); //60 days Value from quickwatch inspector: daWaitingForDocuments.TimeoutDuration {60.00:00:00} System.TimeSpan this code is inside constructor, and it doesn't throw exception. But when state machine workflow enters state with delay activity it throws exception Ti ...Show All

• What_the_heck Workflow Exception

  i get this error when i try it to fire event  on statemachine workflow {"Event \"MyEvent\" on interface type \"IService\" for instance id \"679c2cb7-371a-4c19-af1c-9b91b72558ee\" cannot be delivered."} {"The object with ID 144 implements the IObjectReference interface for which all dependencies cannot be resolved. The likely cause is two instances of IObjectReference that have a mutual dependency on each other."} does anyone know w ...Show All

• jfraser Installing Visual Web Developer

  It keeps saying before install i need to uninstall pre beta versions of stuff like the .net frame work and visual studio 2005, heres what i do have installed: Microsoft Visual Studio 2003 Microsoft .Net Framework v.1.1 Do i need to uninstall these, to my understanding they arent really pre beta versions of 2005... Thanks EDIT: damn i just realised i posted this in the wrong place :| :( Try your post over ...Show All

• Dgrm4 Index was outside the bounds of the array in Windows Work Flow

  Hello: I am using OrderingStateMachine workflow application that came as a part of Windows SDK Samples and tried to use OrderLocalServices and OrderWorkflows as a part of ASP.NET application, which I am able to do successfully. Now, when I tried to change OrderWorkflows.Workflow1.cs by adding a new state or even a new event inside existing OrderOpenState (In short any change to the workflow), It gave me Index was outside the bounds of the ...Show All

• Sueva Unable to set focus on a list item

  I get the following exception in UISpy when trying to set the focus on a listitem of my custom (WinForms) list control: Exception Time Stamp : 6/1/2006 10:28 AM Element : "list item" "" Name : InvalidOperationException Message : Target element cannot receive focus. Stack Trace : at System.Windows.Automation.AutomationElement.SetFocus() at UISpy.Base.Node.SetFocus() My custom list item ...Show All

• Michele Leroux Bustamante vista search technical documentation - where can I find it?

  Perhaps it is my search and research that is lacking, but I am finding it very difficult to get any technical / development info on the new search and how it can be used. I did see the chananel 9 movie, which told me about OLE DB provider and thumbnails. I have also gone through WinFX documentation in SDK. I have interoperability requirements that I want to examine urgently. I am sure it's out there amoung the tons of stuff. But I can't find it ...Show All