Pitchblack

Manually installing the SOURCECODE data source in SSRS2008 and Windows server 2008

As you probably know, K2 4.5 allows you to run the K2 reports without requiring a SSRS installation. This is all good if you are only using the standard reports, but what happens if you have custom reports that require that the SOURCECODE data source...

Published Fri, May 7 2010 3:59 PM by NeilM

Filed under: 2008, 2005, Data Source, SSRS, 2003

Reporting Services Fails to connect to K2 Data Source

In the world of reporting services there are many things that can go wrong. I was dealing with the following error when trying to run a report which was using a K2 data source. This manifested itself as: Cannot create a connection to data source ‘BLACKPEARL’...

Published Wed, Dec 2 2009 2:30 PM by Murphy

Unable to Connect to SQL Server (Error is 18456, Severity: 14, State: 11)

I have recently spent some time looking into an issue where my K2Workspace account was not able to connect to SQL Server. This manifested itself as: In the workspace the following error: - Membership could not be verified In SQL Management Logs as: -...

Published Wed, Dec 2 2009 2:18 PM by Murphy

Complex Preceding rule: No Code

Business Requirement A typical business process that may branch to several parallel activities On completion of the parallel activities, all lines should join up to continue processing with a single instance Parallel activities may vary and are determined...

Published Tue, Nov 24 2009 12:10 PM by Willem

Generic Send Mail K2 Exception Handler (Send mail on process error/exception)

Hi, For the last couple of years I've been recommending this as, if not best practice, then minimum practice - i.e. the very least you should be doing when developing processes. I realise that many out there are building no-code solutions and thus...

Published Tue, Nov 24 2009 8:26 AM by hoshy

Filed under: Exception Email Error

K2 Good Practice: SmartObject Naming and Organisation

SmartObjects are just like any other item you will create in Visual Studio and you should be looking to make sure that you keep them well named and structured in your solutions. This will give you many benefits including: 1) Good naming will ensure that...

Published Fri, Nov 20 2009 9:11 AM by Murphy

Simple batch scripts to restart your K2 Service, or to launch console mode

Sometimes, it is necessary to recycle your K2 BlackPearl Service, for example when you want to update service type assemblies in the ServiceBroker folder.You could go into the services management console and stop and start the service, or you could create...

Published Mon, Oct 12 2009 3:02 PM by NeilM

How to implement a ASP.NET Security Provider for K2 blackpearl

The example below takes you through the steps to use the ASP.NET Authentication Provider with K2 blackpearl. A typical scenario where you might use the ASP.NET Security Provider is when your Web Application requires a user to login in order to view restricted...

Published Wed, Jun 17 2009 5:18 AM by arno

Asynchronous server event processing between processes (Or, IPC's without the IPC-bit in the middle)

So recently I had an interesting design challenge.I had a 'child' workflow which may or may not start before it's 'Parent' workflow, but at some stage, I needed the parent workflow to wait for the child workflow to complete. Now I couldn't use a standard...

Published Tue, May 12 2009 10:36 PM by NeilM

Filed under: asynchronous server events IPC

K2 and Firewalled Domains

Hi all I found myself involved in troubleshooting how to enable K2 to retrieve and authenticate users from a different domain sitting behind a firewall. - The first step is easy and I am sure you all know, if you are running blackpearl 807 then you can...

Published Mon, Mar 2 2009 4:37 PM by Murphy

Load balanced Destinations with Smart objects (NO code)

Overview A client of K2 asked me what load balancing capabilities we have with regards to destinations. The initial answer would typically be ‘None’ out of the box, but this is not entirely true. We do have load balancing capabilities for...

Published Wed, Feb 11 2009 8:16 PM by Willem

Collation error in the workspace after upgrading to 807

I've been working on a client site and one of the things I am working on is planning and testing for an upgrade to K2 [blackpearl] version 807 from version 803. The upgrade testing has gone smoothly so far except for an error we experienced in the workspace...

Published Wed, Nov 19 2008 4:44 PM by Keif

how to nicely end a workflow - programatically

You can find case where a user start a process that goes in sevral approval setps etc ... but he wants to withdraw (end) the process. To do that you will need to design your process so it does have a "end" activity and we will use the Gotoactivity API...

Published Fri, Oct 31 2008 5:21 PM by chalama

Filed under: Process, Activity, End workflow, API, GotoActivity

Simple Dynamic Decision tree - example of how to implement it

Recently at client site I have been ask to create a dynamic decison tree. A process that will be able to ask multiple departement to vote on a something knowing that the number of deprtement is unkonw before the start of the process and number of level...

Published Thu, Oct 30 2008 11:02 AM by chalama

Filed under: Create Dynamic process dynamic slot parallel processing ipc

InfoPath – Designing with performance in mind

Firstly apologies, there are no nice pictures in this blog just text but useful none the less I hope. My colleagues and I have recently been involved in a project that requires the use of InfoPath and in particular Form Services (InfoPath running through...

Published Wed, Oct 22 2008 3:04 PM by Murphy

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