reintalling MomenticsIDE on windows host

I installed QNX momentics IDE6.4 on my windows machine,it installed completely.
due to some problem i had to uninstall it .I did it using add remove uninstall properly.

when i again tried to install it i got one message that my machine having qnx already installed.

i manualy deleted all folder containd qnx name.

how can i reinstall qnx 6.4??

help me

On the CD there is a utility called clean something ( don’t remember the name), use it to clean everything up and you should be able to reinstall.