• using R Under development (unstable) (2012-02-23 r58468)
• using platform: i686-pc-linux-gnu (32-bit)
• using session charset: UTF-8
• checking for file ‘WWGbook/DESCRIPTION’ ... OK
• this is package ‘WWGbook’ version ‘1.0.0’
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... NOTE
  As from R 2.14.0 all packages need a namespace.
  One will be generated on installation, but it is better to handcraft a
  NAMESPACE file: R CMD build will produce a suitable starting point.
• checking for executable files ... OK
• checking whether package ‘WWGbook’ 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 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 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 ... WARNING
  ‘library’ or ‘require’ calls not declared from:
  ‘lattice’ ‘nlme’
• checking contents of ‘data’ directory ... OK
• checking data for non-ASCII characters ... OK
• checking data for ASCII and uncompressed saves ... WARNING
  
  Note: significantly better compression could be obtained
  by using R CMD build --resave-data
  old_size new_size compress
  autism.rda 16Kb 2Kb bzip2
  classroom.rda 92Kb 10Kb xz
  ratpup.rda 13Kb 2Kb bzip2
• checking examples ... ERROR
  Running examples in ‘WWGbook-Ex.R’ failed
  The error most likely occurred in:
  
  > ### Name: autism
  > ### Title: autism data in Chapter 6
  > ### Aliases: autism
  > ### Keywords: datasets
  >
  > ### ** Examples
  >
  > attach(autism)
  >
  > ###Figure 6.1: Observed VSAE values plotted against age for children in each SICD group.
  >
  > sicdegp.f <- factor(sicdegp)
  > age.f <- factor(age)
  >
  > # Add the new variables to a new data frame object.
  > autism.updated <- data.frame(autism, sicdegp.f, age.f)
  >
  > library(lattice) # Load the library for trellis graphics.
  Error in library(lattice) : there is no package called ‘lattice’
  Execution halted