No, this is just a quick fix to get around you problem of deleting directories and not properly uninstalling. The only normal time you would do this otherwise is maybe if you're upgrading a product..
>>Hmm, if you generate a new GUID in InstallShield, then it should work. Go to General Information, click on where it has Product Code, and then at the bottom press the "Generate GUiD" button.
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>Hi Claude:
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>Thank you for your response. Does this mean that each time I make a distribution, the Product Code and Update Code have to be generated? Why have a unique product code at all then?
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>Thanks.