Answer Questions

• Manfred D Updating of Properties of already running instances

  This is what I read somewhere in the forum and I can not believe it: "The only way to update an activity property is to replace the entire activity" WHY there is no possibility how to update property of running instance. Why can I not simply Suspend the workflow, change the value and Resume the workflow It seems to me like: Our code is not able to do that and we will call it feature :-) ...Show All

• Balram19696 Deployment, Load balancing, Instancing

  I've been reading the "Presenting WWF" book, and can't seem to get my head around the instancing and persistence model for a scalable, enterprise system. The book talks about how Sharepoint uses WWF persistence and events to essentially run workflows across a web farm. My question is how much of this is application code I have to write, and how much is in the WWF runtime For example, if I have a long running workflow on server A, and it ...Show All

• pbankov1 Windows 2000 Icon Style Guide

  Any possibility of still being able to view the Windows 2000 icon style guide Here is the Windows 95 design guide on Amazon . Thanks! will there be a book for Windows Vista styleguide That would be nice:) Type <Windows Vista user experience guidelines> into any major search engine and you'll be sent to the download page. http://msdn.microsoft.com/windowsvista/uxguide The Windows 98/2000 gu ...Show All

• pvillrs How to Obtain Fault from child activity in FaultHandler?

  How does a child activity obtain access to the Fault captured by a FaultHandler I have a code activity as a child of the FaultHandler. I simply want to spit out the message from the exception that was caught. I tried using the Parent property, expecting that to give me back a reference to the containing FaultHandler, but it was null. The only way I can figure is to add a property to the workflow to store the Fault in through a binding so t ...Show All

• MikeOzz Spawning multiple instances of the same workflow

  I am currently using WWF v2.0beta and completed building a workflow project that handles one instance of the workflow.  I am interested in making this project multithreaded and have it handle multiple instances.  What is the correct process to do this What my program does is that it has a listener that waits for messages, when it gets a new message it should spawn off a new instance of the workflow.  For the single insta ...Show All

• ElectroniX How to call webservices in a workflow in an asynchronous way

  Hi, I am doing R&D on the features of Windows Workflow Foundation which we are going to apply for our project after release of WWF. we are using SOA Architecture. So I need to call services based on the rules. I have succeded in doing them practically using Sequential and State Machine Workflow. So, now I want to achieve Asynchronous way of calling webservices. I don't know whether this can be possible with WWF or not. If it is possible, ...Show All

• Jian Zeng can't get my policy activity apear in the toolbox

  Hi, I created a policy (in the same assembly as my WF) and added the attribute: [ ToolboxItemAttribute ( typeof ( ActivityToolboxItem ))]   Yet, I can't see it in my toolbox, reset toolbox did not help. I don’t know exactly what I've done, but sometimes it works...   Is this a known issue   Thanks, Haggai Very simple scenario – Create a sequence wf, add new activity and change it ...Show All

• david hug Conversion of AAC file format to ASF

  Hello All, Is it possible to convert aac file formats to asf using direct show. I was able to use graphedit to connect the pins from a filesourcefilter of aac type to aac parser, continuing to coreaac decoder and finally sink of asf writer. has nyone some view , it will be gr8 Bye anup Did the graph run after you connected everything If yes, then just build the same graph programmatical ...Show All

• malconium GoTo Activity

  Hi Is there a custom activity which implements the functionality of GO TO thanks Bobs Tom is absolutely correct about the way SetState functions, and that is unclear from by my description above. You would need to have some branching structure or logic in your state such that your "Goto" that is implemented by the SetState would be the last meaningful activity executed in the state. To ...Show All

• Sven_C disappearing tabs

  When i minimize any widow...instead of turning into a tab on the taskbar...it disappears... I can get to them via task manager or alt tab, but this is a bit ***...can anyone tell me how to get my tabs back on the bar cheers Hi - have you had any luck with this I don't want to have to re-install just for this one dumb little problem- do you know of a fix yet Regards Mike thanks ...Show All

• -nike Multiple event driven activities in the single state

  Hello, I have following problem: there is state machine workflow with two states. State 1 does correlation reference initialization for some correlation parameter values and sets State 2 as active; State 2 has two event driven activities. Their correlation references are initialized in State 1. Event sink activities that are used inside of event driven activities are generated using wca.exe tool. Interface definition is given below ...Show All

• Lothan ATI Beta Drivers and XT 1800 XT

  Hello   I did not find drivers to ATI Radeon XT 1800 XT I tried : - Catalys 5.13 about Windows XP 64 bits drivers : Blue Screen Of Death - Catalys 5.13 about Windows XP 32 bits drivers : Blue Screen Of Death - CATALYST Beta Driver 1 for Windows Vista beta 1 (code name Longhorn) : not good drivers.   Somebody find a workearound Or other idea please Thank you and happy new year :D Sincerl ...Show All

• Carlitos WorkflowRuntime.CreateWorkflow overloads

  I have not been able to find any information about two CreateWorkflow overloads in the WorkflowRuntime class: CreateWorkflow(XmlReader workflowDefinitionReader, XmlReader rulesReader, Dictionary<string, object> namedArgumentValues) and CreateWorkflow(XmlReader workflowDefinitionReader, XmlReader rulesReader, Dictionary<string, object> namedArgumentValues, System.Guid instanceId) I have two questions: 1. Given that there a ...Show All

• _Rab_ Saving data with SqlPersistance

  Is there a way to store extra data when doing SqlPersistance For example, I would like to store a cleaner name than the GUID and I would like to store who created the workflow or who has worked on the workflow. Are there any examples of this Thanks, Nichole In your custom persistence provider when the call to SaveWorkflowInstanceState is made you get the actual workflow instance. Add some logic to ...Show All

• John1984 How do you access serial ports above comm9

  When trying to use the win32 api for serial communications there seems to be a limit on accessings serial ports. We have a system with 20 comm ports. Using BuildDCB we can only access ports up to 9, as in comm9:baud=1200... How do you configure the DCB to access ports 10 and above http://support.microsoft.com/kb/q115831/ Victor, are you able to use the com ports over 9 ...Show All