[BioC] webbioc error

[Ron]

Could anybody help? When installing webbioc as following, I found 
warnings and errors. The R and Bioconductor information are showing as 
following.

Thanks.

Ron

 > source("http://bioconductor.org/biocLite.R")
 > biocLite("webbioc")
Running biocinstall version 2.1.8 with R version 2.6.1
Your version of R requires version 2.1 of Bioconductor.
trying URL 
'http://bioconductor.org/packages/2.1/bioc/src/contrib/webbioc_1.10.0.tar.gz'
Content type 'application/x-gzip' length 146240 bytes (142 Kb)
opened URL
==================================================
downloaded 142 Kb

/usr/local/lib/R/library
* Installing *source* package 'webbioc' ...
** R
** inst
** preparing package for lazy loading
Loading required package: Biobase
Loading required package: tools

Welcome to Bioconductor

  Vignettes contain introductory material. To view, type
  'openVignette()'. To cite Bioconductor, see
  'citation("Biobase")' and for packages 'citation(pkgname)'.

Loading required package: affy
Loading required package: affyio
Loading required package: preprocessCore
Loading required package: multtest
Loading required package: survival
Loading required package: splines
Loading required package: annaffy
Loading required package: GO
Loading required package: KEGG
Loading required package: vsn
Loading required package: limma
Loading required package: gcrma
Loading required package: matchprobes
Loading required package: qvalue
Loading required package: tcltk
Loading Tcl/Tk interface ... Warning in fun(...) : no DISPLAY variable 
so Tk is not available
done
** help
 >>> Building/Updating help pages for package 'webbioc'
     Formats: text html latex example
  installReps                       text    html    latex
Note: unmatched right brace in 'mt.wrapper' on or after line 84
  mt.wrapper                        text    html    latex
** building package indices ...
* DONE (webbioc)

The downloaded packages are in
        /tmp/RtmpQA2Qd3/downloaded_packages
Updating HTML index of packages in '.Library'