[R] pdf error msg

[Matt McCall]

I get the following error message when trying to start a pdf file:

 > pdf("hi.pdf")
Error in PDF(file, old$family, old$encoding, old$bg, old$fg, width, 
height,  :
	unable to start device pdf
In addition: Warning message:
cannot open `pdf' file argument `hi.pdf'
*** malloc[477]: Deallocation of a pointer not malloced: 0x143cf5c0; 
This could be a double free(), or free() called with the middle of an 
allocated block; Try setting environment variable MallocHelp to see 
tools to help debug

          _
platform powerpc-apple-darwin6.8
arch     powerpc
os       darwin6.8
system   powerpc, darwin6.8
status
major    2
minor    0.0
year     2004
month    10
day      04
language R

 > sessionInfo()
R version 2.0.0, 2004-10-04, powerpc-apple-darwin6.8

attached base packages:
[1] "tools"     "methods"   "stats"     "graphics"  "grDevices" "utils" 
     "datasets"  "base"

other attached packages:
     convert     seanlib      gplots       gdata      gtools geneplotter 
    annotate     Biobase      marray       limma   firstlook
     "1.1.9"       "1.0"     "2.0.0"     "2.0.0"     "2.0.0"     "1.4.3" 
     "1.5.1"    "1.4.22"    "1.5.24"     "1.8.1"       "1.4"

Matt McCall