* using log directory 'd:/Rcompile/CRANpkg/local/4.4/rflsgen.Rcheck'
* using R version 4.4.3 Patched (2026-02-12 r89426 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 13.3.0
    GNU Fortran (GCC) 13.3.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* checking for file 'rflsgen/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'rflsgen' version '1.2.2'
* package encoding: UTF-8
* 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 hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'rflsgen' can be installed ... 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 code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... [9s] OK
* checking whether the package can be loaded with stated dependencies ... [9s] OK
* checking whether the package can be unloaded cleanly ... [9s] OK
* checking whether the namespace can be loaded with stated dependencies ... [8s] OK
* checking whether the namespace can be unloaded cleanly ... [9s] OK
* checking loading without being on the library search path ... [9s] OK
* checking whether startup messages can be suppressed ... [8s] OK
* checking use of S3 registration ... 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 ... [19s] OK
* checking Rd files ... [1s] 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 ... [10s] OK
* checking for unstated dependencies in 'tests' ... OK
* checking tests ... [27s] OK
  Running 'testthat.R' [27s]
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [52s] ERROR
Error(s) in re-building vignettes:
--- re-building 'FAQ.Rmd' using rmarkdown_notangle
--- finished re-building 'FAQ.Rmd'

--- re-building 'Targets.Rmd' using rmarkdown_notangle
--- finished re-building 'Targets.Rmd'

--- re-building 'UseCase1.Rmd' using rmarkdown_notangle
! Package pdftex.def Error: File `c110366d322c4a8850911a423316388a295eed08.pdf'
 not found: using draft setting.

Error: processing vignette 'UseCase1.Rmd' failed with diagnostics:
LaTeX failed to compile D:/RCompile/CRANpkg/local/4.4/rflsgen.Rcheck/vign_test/rflsgen/vignettes/UseCase1.tex. See https://yihui.org/tinytex/r/#debugging for debugging tips. See UseCase1.log for more info.
--- failed re-building 'UseCase1.Rmd'

--- re-building 'UseCase2.Rmd' using rmarkdown_notangle
! Package pdftex.def Error: File `f463efada7808d77208b373b6e4b4d241bbd745f.png'
 not found: using draft setting.

Error: processing vignette 'UseCase2.Rmd' failed with diagnostics:
LaTeX failed to compile D:/RCompile/CRANpkg/local/4.4/rflsgen.Rcheck/vign_test/rflsgen/vignettes/UseCase2.tex. See https://yihui.org/tinytex/r/#debugging for debugging tips. See UseCase2.log for more info.
--- failed re-building 'UseCase2.Rmd'

--- re-building 'UseCase3.Rmd' using rmarkdown_notangle
! Package pdftex.def Error: File `7133fb34bd2d5289b5664d5670bed619739e4379.png'
 not found: using draft setting.

Error: processing vignette 'UseCase3.Rmd' failed with diagnostics:
LaTeX failed to compile D:/RCompile/CRANpkg/local/4.4/rflsgen.Rcheck/vign_test/rflsgen/vignettes/UseCase3.tex. See https://yihui.org/tinytex/r/#debugging for debugging tips. See UseCase3.log for more info.
--- failed re-building 'UseCase3.Rmd'

SUMMARY: processing the following files failed:
  'UseCase1.Rmd' 'UseCase2.Rmd' 'UseCase3.Rmd'

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... [18s] OK
* checking HTML version of manual ... [2s] OK
* DONE
Status: 1 ERROR