[R] Error with Rcmdr package

[Nguyen Dinh Nguyen]

Dear all,
A friend of mine, who just installed Rcmdr package. When calling the
package, the error as following comes up. And actually, I've checked in CRAN
packages, the tcltk package doesn't exist anymore, but tcltk2.
Any help is appreciated
Regards
Nguyen D Nguyen
Garvan Institute of Medical Research
Sydney, Australia

library(Rcmdr)
Loading required package: tcltk
Loading Tcl/Tk interface ...Error in structure(.External("dotTclObjv", objv,
PACKAGE = "tcltk"), class = "tclObj") :
  [tcl] invalid command name "se".

Error : .onLoad failed in 'loadNamespace' for 'tcltk'
Error: package 'tcltk' could not be loaded