Deleting HomeSite or Studio 4.5 product Registry keys causes the Uninstall operation to fail.
Upon occasion, users are instructed to delete the following Registry Key to reset all Options > Settings to defaults.
HKEY_CURRENT_USER\Software\Allaire\CFStudio45 (ColdFusion Studio)
Restarting HomeSite/Studio will recreate the keys and reset your settings. However, you will need to recreate the following key in your registry in order to later uninstall the product.
After creating the key. please input the value. The value is the directory path where the product is installed. In most cases the Value Data will be C:\Program Files\Allaire\HomeSite 4.5 or C:\Program Files\Allaire\ColdFusion Studio 4.5
This issue is resolved in 4.5.2 by creating and populating the FileLocations key at runtime.
Steps to create FileLocations key: