On Apr 22, 2010 10:39pm, "RICHARD M. HEIBERGER" <rmh@temple.edu> wrote:


> Is

> C:\Progra~1\R\R-2.11.0-x64\bin

> in your Windows PATH environment variable?


No. Emacs/ESS has worked with previous 32 bit versions of R without  
manually setting a PATH


> You say "R works fine", but what does that mean? Did you start R by typing

> Rterm at the DOS or cygwin prompt? Did you click the RGUI icon on the  
> desktop?

> Or start R some other way?


by clicking on the RGUI icon


> Do you have previous versions of R on the machine?


I uninstalled previous versions prior to installing.


> Rich

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