wwsapi

What are some good WWSAPI information sources?

Does anyone have some good suggestions for sites, books, tutorials or other information sources on WWSAPI and its use? I'm being dropped in the deep end on a project using it and want to bring myself up to speed. http://msdn.microsoft.com/en-au/magazine/ee335693.aspx has been the main source of my knowledge so far. ...

Empty WS_XML_BUFFER when sending an object parameter

I'm attempting to write a WCF process that retrieves updates from a number of WWSAPI processes. These could take a number of forms, so I'm using objects as the parameter and return value to make it as generic as possible. However when it gets to the WWSAPI side of things, the object parameter is an empty WS_XML_BUFFER. All the HRESULT...