http://blogs.msdn.com/b/mattm/archive/2007/06/05/katmai-script-tasks-which-use-the-ssis-object-model.aspx[ Edit: Note, this has been resolve in current Katmai CTPs ] You may run into issues in the current Katmai CTP if your script task uses objects contained within the ManagedDTS assembly. If you're interested in the details, keep reading - otherwiseen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/mattm/archive/2007/06/05/katmai-script-tasks-which-use-the-ssis-object-model.aspx#8082069Fri, 07 Mar 2008 03:01:38 GMT91d46819-8472-40ad-a661-2c78acb4018c:8082069Matt Masson - MSFT<p>I had thought CTP6 worked without the workaround - the VSTA proxy classes are now put in a separate namespace, so they no longer conflict. What errors are you getting?</p> <p>~Matt</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=8082069" width="1" height="1">http://blogs.msdn.com/b/mattm/archive/2007/06/05/katmai-script-tasks-which-use-the-ssis-object-model.aspx#7962399Sat, 01 Mar 2008 00:23:35 GMT91d46819-8472-40ad-a661-2c78acb4018c:7962399kylekey<p>I recently loaded CTP6 and the work around described above works as far as loading and executing a package.</p> <p>However, I was also manipulating the package variables in my code. How can you access a packages variables from the IDTSPackage100 interface returned from LoadPackage? </p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=7962399" width="1" height="1">