• using R version 3.6.2 (2019-12-12)
• using platform: x86_64-apple-darwin15.6.0 (64-bit)
• using session charset: UTF-8
• checking for file ‘gWidgets/DESCRIPTION’ ... OK
• this is package ‘gWidgets’ version ‘0.0-54.2’
• 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 for hidden files and directories ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking whether package ‘gWidgets’ can be installed ... [13s/13s] OK
• checking installed package size ... OK
• checking package directory ... OK
• checking ‘build’ directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over 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 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 ... [9s/9s] 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 ... OK
• checking sizes of PDF files under ‘inst/doc’ ... OK
• checking installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... [2s/2s] OK
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes in ‘inst/doc’ ... OK
• checking running R code from vignettes ... [2s/2s] ERROR
  Errors in running code in vignettes:
  when running code in ‘gWidgets.Rnw’
    ...
  Loading required package: gWidgetstcltk
  Error: package or namespace load failed for ‘gWidgetstcltk’:
   .onAttach failed in attachNamespace() for 'gWidgetstcltk', details:
    call: structure(.External(.C_dotTcl, ...), class = "tclObj")
    error: [tcl] invalid command name "option".
  
  
    When sourcing ‘gWidgets.R’:
  Error: [tcl] invalid command name "toplevel".
  Execution halted
  
    ‘addingToolkit.Rnw’... [0s/0s] OK
    ‘gWidgets.Rnw’... failed
• checking re-building of vignette outputs ... [4s/4s] NOTE
  Error(s) in re-building vignettes:
  --- re-building ‘addingToolkit.Rnw’ using Sweave
  --- finished re-building ‘addingToolkit.Rnw’
  
  --- re-building ‘gWidgets.Rnw’ using Sweave
  Loading required package: gWidgets
  Loading required package: gWidgetstcltk
  Loading required package: tcltk
  No protocol specified
  No protocol specified
  Warning in fun(libname, pkgname) : couldn't connect to display ":0"
  Loading required package: digest
  Error: package or namespace load failed for ‘gWidgetstcltk’:
   .onAttach failed in attachNamespace() for 'gWidgetstcltk', details:
    call: structure(.External(.C_dotTcl, ...), class = "tclObj")
    error: [tcl] invalid command name "option".
  
  Loading required package: gWidgetstcltk
  Error: package or namespace load failed for ‘gWidgetstcltk’:
   .onAttach failed in attachNamespace() for 'gWidgetstcltk', details:
    call: structure(.External(.C_dotTcl, ...), class = "tclObj")
    error: [tcl] invalid command name "option".
  
  Loading required package: gWidgetstcltk
  Error: package or namespace load failed for ‘gWidgetstcltk’:
   .onAttach failed in attachNamespace() for 'gWidgetstcltk', details:
    call: structure(.External(.C_dotTcl, ...), class = "tclObj")
    error: [tcl] invalid command name "option".
  
  
  Error: processing vignette 'gWidgets.Rnw' failed with diagnostics:
   chunk 3
  Error in structure(.External(.C_dotTclObjv, objv), class = "tclObj") :
    [tcl] invalid command name "toplevel".
  
  
  --- failed re-building ‘gWidgets.Rnw’
  
  SUMMARY: processing the following file failed:
    ‘gWidgets.Rnw’
  
  Error: Vignette re-building failed.
  Execution halted
  
• checking PDF version of manual ... OK
• DONE
  Status: 1 ERROR, 1 NOTE