access denied

I get 'Access denied' when i try to install ESS or EAV msi install file, downloaded from web. i tried moving it to different folders, i'm administrator, i've downloaded it via IE and firefox, its not a corrupted file.
I thought it was .msi install problem but i can run and install any other msi files, except ESS or EAV. any suggestions and ideas? i'm running win xp with no malware on it.

 

When exactly do you get the "Access denied" message? At the beginning of installation or at a later stage?

 

when i doubleclick it, trying to run it.

 

Are you in vista? If you are then open up your start menu and type in cmd. Cmd.exe should pop up, then right click on it and select run as administrator. Then you "cd C:\(whatever directory the msi)\" is in to navigate there, and then invoke the "command msiexec /i eavbe_nt32_enu.msi" (or eavbe_nt64_enu.msi depending on what version you are using) to launch the installer with admin rights.

 

i've got win xp, but your suggestion worked anyway. thank you so much SmackyTheFrog, you have no idea how much you helped me. i owe you one. thanks again!