* using log directory 'd:/Rcompile/CRANpkg/local/2.9/TGUITeaching.Rcheck'
* using R version 2.9.2 Patched (2009-09-02 r49531)
* using session charset: ISO8859-1
* checking for file 'TGUITeaching/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'TGUITeaching' version '0.9.3'
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking whether package 'TGUITeaching' can be installed ... OK
* checking package directory ... OK
* checking for portable file names ... 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 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 ... NOTE
exercise1: no visible binding for global variable 'F1'
feedback: no visible binding for global variable 'MainFrame'
feedback: no visible binding for global variable 'feed1'
* checking Rd files ... WARNING
Rd files with duplicate 'usage':
  exercise1.Rd
These entries must be unique in an Rd file.

See the chapter 'Writing R documentation files' in manual 'Writing R
Extensions'.
* checking Rd files against version 2 parser ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... WARNING
Error in while ((ipos <- regexpr(re, txt)) > -1L) { : 
  argument is of length zero
Calls: <Anonymous> -> lapply -> FUN -> .dquote_method_markup
Execution halted
* checking Rd \usage sections ... WARNING
Error in while ((ipos <- regexpr(re, txt)) > -1L) { : 
  argument is of length zero
Calls: <Anonymous> -> lapply -> FUN -> .dquote_method_markup
Execution halted
Functions with \usage entries need to have the appropriate \alias entries,
and all their arguments documented.
The \usage entries must correspond to syntactically valid R code.
See the chapter 'Writing R documentation files' in manual 'Writing R
Extensions'.
Error in while ((ipos <- regexpr(re, txt)) > -1L) { : 
  argument is of length zero
Calls: <Anonymous> -> lapply -> FUN -> .dquote_method_markup
Execution halted
The \usage entries for S3 methods should use the \method markup and not
their full name.
See the chapter 'Writing R documentation files' in manual 'Writing R
Extensions'.
* checking examples ... OK
* checking PDF version of manual ... OK