Help Installation aborted Galaxy Ace

[yousifsaadany]

when ever i try to install zip file like cm7 or cm9 Installation aborted appears although i fixed it`s permeation. what shall i do. please replay soon

 

[ayush29k]

What permissions did you fixed?
Can you please specify what file you were trying to flash.

Have you mounted /system and /data?
Please check that you have followed the installation instructions properly.

 

[Ryuinferno]

Do you have CWM at the first place?