Can't Compile SSIS Component; Missing Assembly in Visual Studio 2008

Question

There is no standard control flow task in SSIS to download a file over HTTP. I have tried some workarounds (Execute Process wget, Script Task HttpClientConnection), but have

Answer 1

After install SS2012, script is ssis packages developed in ss2008r2 have the error described. After several tentatives trying to resolve, i have install the ss2008r2 sdk, open all the scripts and close, and everything is ok now.

Thanks Mark