[?]: error in installation sp2 for wincc v7

[71shahab]

hi friends. i was downloaded wincc v7 sp2 from this topic
viewtopic.php?p=37967#p37967
and extract those successful then executed .exe and give me this message.what can i do???

wincc v7 could not be found.
SIMATIC HMI Edition cannot be installed.

[Info]

Unpack and Install WinCC.pdf
https://mega.co.nz/#!yZN0XLpC!YvX6R96Ze ... 2wPM5Mlkdw

[71shahab]

Unpack and Install WinCC.pdf
https://mega.co.nz/#!yZN0XLpC!YvX6R96Ze ... 2wPM5Mlkdw

thank you so much . this was very useful.