Note, for each IDE, if it's a clean installation, please run it at least once before installing the components package, then closes it and continues installation.
Note, The Delphi 4, 5, 6, 7, 2005, 2006, 2007, 2009, 2010, XE, XE2 and C++ Builder 4, 5, 6, 2006, 2007, 2009, 2010, XE, XE2 are supported now. The Delphi 2006, 2007, 2009, 2010, XE, XE2 and C++ Builder 2006, 2007, 2009, 2010, XE, XE2 are listed as RAD Studio (Delphi & C++ Builder) 2006, 2007, 2009, 2010, XE, XE2.