* using log directory 'd:/Rcompile/CRANpkg/local/4.0/Platypus.Rcheck'
* using R version 4.0.5 (2021-03-31)
* using platform: x86_64-w64-mingw32 (64-bit)
* using session charset: ISO8859-1
* checking for file 'Platypus/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'Platypus' version '3.3.5'
* 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 'Platypus' 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 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 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 ... [114s] 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 contents of 'data' directory ... OK
* checking data for non-ASCII characters ... WARNING
  Error loading dataset 'small_vgm':
   Error in .requirePackage(package) : 
    unable to find required package 'SeuratObject'
  
  The dataset(s) may use package(s) not declared in Depends/Imports.
* checking data for ASCII and uncompressed saves ... OK
* checking installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... [6s] ERROR
Running examples in 'Platypus-Ex.R' failed
The error most likely occurred in:

> ### Name: GEX_DEgenes
> ### Title: Wrapper for differential gene expression analysis and plotting
> ### Aliases: GEX_DEgenes
> 
> ### ** Examples
> 
> #Basic run between two samples
> GEX_DEgenes(GEX = Platypus::small_vgm[[2]],min.pct = .25,
+ group1 = "s1",group2 = "s2", return.plot = "volcano")
Error in loadNamespace(j <- i[[1L]], c(lib.loc, .libPaths()), versionCheck = vI[[j]]) : 
  namespace 'Matrix' 1.3-2 is already loaded, but >= 1.3.3 is required
Calls: GEX_DEgenes ... namespaceImportFrom -> asNamespace -> loadNamespace
Execution halted
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes in 'inst/doc' ... OK
* checking re-building of vignette outputs ... [1s] OK
* checking PDF version of manual ... OK
* DONE
Status: 1 ERROR, 1 WARNING