Re: [R] Clash between alr3 and AlgDesign. (Was: Re: Second & subsequent calls to function fails. Please help debug.)

From: Martin Oliver Sailer <>
Date: Mon, 31 Mar 2008 14:15:56 +0200

Dear all,

thanks for the advice. The latest version of crossdes (1.0-8) on CRAN now has namespaces. Hope this helps.

Oliver Sailer  

Duncan Murdoch schrieb:
> On 30/03/2008 8:43 AM, Michael Kubovy wrote:
>> Thanks, Duncan,
>> I started a new session under the suspicion that packages were clashing.
> ...
>> #########
>> # BAD INTERACTION BETWEEN alr3 and AlgDesign
>> #########
>> What now?
> There's not much you can do; this is up to the package authors to fix.
> Some advice for them:
> alr3, crossdes, faraway, and HH don't use a namespace. This makes
> them very vulnerable to this sort of interaction, because they don't
> get to choose where the functions they use come from. They should add
> one.
> In my opinion, all packages should have namespaces, and I'd like to
> create a default one if the author doesn't. (The default would be:
> import what is listed in the Depends clause, export everything.) I
> don't think this will happen for 2.7.0, though package.skeleton might
> start creating one.
> Duncan Murdoch

 Dipl.-Stat. Oliver Sailer
 Fakultšt Statistik
 Technische Universitšt Dortmund

 D-44221 Dortmund

 Tel.: ++49 (0)231 755 - 5409
 Fax:  ++49 (0)231 755 - 3454


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