* using log directory 'd:/Rcompile/CRANpkg/local/4.5/scSpatialSIM.Rcheck'
* using R version 4.5.2 (2025-10-31 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 14.3.0
    GNU Fortran (GCC) 14.3.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* checking for file 'scSpatialSIM/DESCRIPTION' ... OK
* this is package 'scSpatialSIM' version '0.1.3.4'
* 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 'scSpatialSIM' 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 ... [0s] OK
* checking whether the package can be loaded with stated dependencies ... [0s] OK
* checking whether the package can be unloaded cleanly ... [0s] OK
* checking whether the namespace can be loaded with stated dependencies ... [0s] OK
* checking whether the namespace can be unloaded cleanly ... [0s] OK
* checking loading without being on the library search path ... [0s] OK
* checking whether startup messages can be suppressed ... [0s] 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 ... [4s] 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 contents of 'data' directory ... OK
* checking data for non-ASCII characters ... [0s] OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... [24s] OK
* checking for unstated dependencies in 'tests' ... OK
* checking tests ... [1s] OK
  Running 'testthat.R' [0s]
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [309s] ERROR
Error(s) in re-building vignettes:
--- re-building 'a01_Introduction.Rmd' using rmarkdown

Quitting from a01_Introduction.Rmd:148-155 [unnamed-chunk-13]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `combine_vars()`:
! Faceting variables must have at least one value.
---
Backtrace:
     ▆
  1. ├─base::withVisible(knit_print(x, ...))
  2. ├─knitr::knit_print(x, ...)
  3. └─knitr:::knit_print.default(x, ...)
  4.   └─knitr::normal_print(x)
  5.     ├─base::print(x)
  6.     └─ggplot2 (local) `print.ggplot2::ggplot`(x)
  7.       ├─ggplot2::ggplot_build(x)
  8.       └─ggplot2 (local) `ggplot_build.ggplot2::ggplot`(x)
  9.         └─layout$setup(data, plot@data, plot@plot_env)
 10.           └─ggplot2 (local) setup(..., self = self)
 11.             └─self$facet$compute_layout(data, self$facet_params)
 12.               └─ggplot2 (local) compute_layout(..., self = self)
 13.                 └─ggplot2::combine_vars(data, params$plot_env, vars, drop = params$drop)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'a01_Introduction.Rmd' failed with diagnostics:
Faceting variables must have at least one value.
--- failed re-building 'a01_Introduction.Rmd'

--- re-building 'a02_Using_with_spatialTIME.Rmd' using rmarkdown
--- finished re-building 'a02_Using_with_spatialTIME.Rmd'

SUMMARY: processing the following file failed:
  'a01_Introduction.Rmd'

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... [20s] OK
* checking HTML version of manual ... [3s] OK
* DONE
Status: 1 ERROR