Have you ever come across a situation where you want to get a specific task instance based on some input data? For eg, if you have an order task, you may want to retrieve the human task based on the order Id. The order Id will be part of the business object and will be [...]

WebSphere Commerce Developer Enterprise 6.0 installation – Part 1 covers the installation of RAD and WAS Fix packs. Once we have done with all that installation we are ready for our WebSphere Commerce Developer 6.0 installation. If we are planning to install IBM Sales Center as part of our development environment, we need to install [...]

WebSphere Commerce Developer Enterprise 6.0 installation – Part 1
RAD Installation
WebSphere Commerce Developer is an application that is running on top of Rapid Application Developer 6.0.0.1. The primary requirement for WebSphere Commerce Developer Enterprise installation is RAD 6.0.1.1. If your RAD is an older version, then you need to upgrade your Rapid Application Developer version [...]

Today I want to introduce an exciting new feature of WID 6.1.2 that I came across while reading a developer works article http://www.ibm.com/developerworks/websphere/library/techarticles/0807_fasbinder1/0807_fasbinder.html?S_TACT=105AGX01&S_CMP=HP&ca=drs- .
In WebSphere Integration Developer 6.1.2 we have the option to create a business calendar which is very crucial when we deal with human tasks. I haven’t upgraded to WID 6.1.2 yet. [...]

Most of the WCS developers are confused with the member subsystem and different types of users in WCS. Here is a small post on the different types of WCS users and their differences.
The member subsystem of WCS handles the users of a WebSphere Commerce site (Member subsystem also covers the organizations, member groups, roles and [...]

Running a business process that contains correlation set.
My previous post was about creating a correlation set using WID. Today my post is about running a correlation set using BPC explorer. Unlike running a process or human task, running a process that contains the correlation set is little tricky.
Starting a business process is straight forward. [...]

This is something I was planning to post for a long time. Due to some or other exceptions I was getting, I couldn’t make it till today. Today’s post is about creating a correlation set in WebSphere Integration Developer. In my example I used a new module for creating the correlation set.
A correlation set [...]

Another exception with correlation sets. This exception comes if initiation property of correlation set is set to No. The exception stacktrace is

com.ibm.bpe.api.CreateRejectedException: CWWBA0140E: No process instance found for the process template ‘XXXX’ and createInstance is false for port type ‘{http://XXXX/XXX}XXX’ and operation ‘XXXX’
at com.ibm.bpe.engine.BpelEngineCore.createAndStartProcessInstance(BpelEngineCore.java:513)
at com.ibm.bpe.engine.BpelEngine.createAndStartProcessInstance(BpelEngine.java:188)
at com.ibm.bpe.framework.sca.ProcessSessionBean.createOrFindInstance(ProcessSessionBean.java:1429)
at com.ibm.bpe.framework.sca.ProcessSessionBean.invokeEngineSync(ProcessSessionBean.java:911)

The solution for this problem is to change the [...]

CNTR0020E: EJB threw an unexpected (non-declared) exception during invocation of method “bpc_invoke” on bean “BeanId(XXXApp#XXXEJB.jar#component.XXXX, null)”. Exception data: com.ibm.bpe.database.TomDuplicateKeyException: (com.ibm.bpe.database.CorrelationSetInstanceB: PNUDx)
This is the exception I got when I tried to send an event to an operation. The complete stacktrace of the application is

CNTR0020E: EJB threw an unexpected (non-declared) exception during invocation of method "bpc_invoke" on [...]

One more exception stacktrace from me. This time my WebSphere Commerce Test server produced this error. The error is very simple and I just thought of documenting it as there might be some people who still use WCS 5.6.1. The error I got was

[7/15/08 11:30:13:405 IST] 3cfdd9d3 WsServer E [...]