Hi, i am confused for "sourcelist", c:\windows \installer, is a source list or it may be a other place, please respond to this, i have seen in many website, confusing more than a bit.
Community Chosen Answer
You application will not be able to repair files from this location. You will have to use other location for original MSI.
In Windows 7 it creates cache of the whole MSI with cab files but still it will not repair from here.