Registry Cleaner Removal

I have win vista home basic, now my ad aware free version crashed. it wont fix it self it wont let a new copy over write it. i cleaned most of all files related to it and the registry. im not getting a message in my add/remove that the program may have already been uninstalled. i keep getting an error saying " can not access network location" how do i get it out without having for reformat

Try this
1. Revo uninstaller
2. CCleaner
3. RegCure

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