Did you build this from a latest trunk.
There is an entry in the bin.xml[1] to copy the message box to distribution.
thanks,
Amila.
[1]
https://svn.wso2.org/repos/wso2/trunk/carbon/products/esb/modules/distribution/product/src/main/assembly/bin.xml
On Wed, May 4, 2011 at 9:57 PM, Rajika Kumaras
[2011-05-04 21:52:33,562] ERROR - MessageBoxServiceComponent
MessageBoxService bundle activation is failed.
org.wso2.carbon.messagebox.MessageBoxConfigurationException:
messagebox-config.xmlcannot be found in the path :
/home/rajika/projects/carbon/trunk/products/esb/modules/distribution/product/ta