problem in installing crystal report for visual studio 2008

Hi All,

I'm trying to insall crystal report for visual studio 2008 , I found a crystal report software in SAP but onlu service pack in this path
https://websmp230.sap-ag.de/sap(bD1l...ain_public.htm

I download CRYSTALREPORTS04_0-10007442.exe service pack 4

but when installing the file it gave me an error as the following
(The update installation cannot be proceed because either the target product is missing or is not the correct version for this update)

how can i fix this problem

please anyone can help me in this issue

Thank you in advanced

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