• using R Under development (unstable) (2012-05-19 r59366)
• using platform: x86_64-unknown-linux-gnu (64-bit)
• using session charset: UTF-8
• checking for file ‘animation/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘animation’ version ‘2.0-6’
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking whether package ‘animation’ can be installed ... OK
• checking installed package size ... OK
• checking package directory ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking R files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... OK
• checking whether the package can be loaded with stated dependencies ... OK
• checking whether the package can be unloaded cleanly ... OK
• checking whether the namespace can be loaded with stated dependencies ... OK
• checking whether the namespace can be unloaded cleanly ... OK
• checking loading without being on the library search path ... OK
• checking for unstated dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... WARNING
  Found .Internal call in the following function:
  ‘Rosling.bubbles’
  with calls to .Internal functions
  ‘symbols’
  
  Packages should not call .Internal(): it is not part of the API, for
  use only by R itself and subject to change without notice.
• checking Rd files ... OK
• checking Rd metadata ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking contents of ‘data’ directory ... OK
• checking data for non-ASCII characters ... OK
• checking data for ASCII and uncompressed saves ... OK
• checking examples ... ERROR
  Running examples in ‘animation-Ex.R’ failed
  The error most likely occurred in:
  
  > ### Name: Rosling.bubbles
  > ### Title: The bubbles animation in Hans Rosling's Talk
  > ### Aliases: Rosling.bubbles
  > ### Keywords: dynamic
  >
  > ### ** Examples
  >
  > oopt = ani.options(interval = 0.1, nmax = ifelse(interactive(),
  + 50, 2))
  >
  > ## use default arguments (random numbers); you may try to
  > # find the real data
  > par(mar = c(4, 4, 0.2, 0.2))
  > Rosling.bubbles()
  Error in .Internal(symbols(xi, yi, type, data[((i - 1) * n + 1):(n * i), :
  no internal function "symbols"
  Calls: Rosling.bubbles
  Execution halted