[Rd] Uninstall registry key the same for all versions (PR#10746)

[Duncan Murdoch]

On 2/12/2008 11:20 AM, Gerhard.Thallinger at tugraz.at wrote:
> Full_Name: Gerhard Thallinger
> Version: R 2.2.0 through R 2.6.2
> OS: Windows XP
> Submission from: (NULL) (129.27.145.220)
> 
> 
> The uninstall key in the Windows Registry
> (HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\) 
> is the same ("R for Windows_is1") for all R versions 
> (at least from 2.2.0 to 2.6.2). 
> 
> This prohibits managing multiple R versions in a clean way, since 
> the installation of a new R versions overwrites the uninstall key
> of the previous installed version. This makes an uninstall of
> a previous version via "Add/Remove Software" impossible.

That's true, but it is still easy to uninstall, just by using the start 
menu entry.

> The uninstall key should also contain the R version number 
> (e.g. "R for Windows 2.6.2_is1"). The name of the registry key can 
> be set in the Inno Setup definition file using the "AppId" directive.
> At the moment "AppId" is not set, therefor "AppName" is used as the
> key name.

Thanks for the suggestion.

Duncan Murdoch