• using R Under development (unstable) (2022-05-20 r82390)
• using platform: x86_64-pc-linux-gnu (64-bit)
• using session charset: UTF-8
• using option ‘--no-stop-on-test-error’
• checking for file ‘kedd/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘kedd’ version ‘1.0.3’
• 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 ‘kedd’ can be installed ... [18s/21s] 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 ... [26s/31s] OK
• checking Rd files ... OK
• checking Rd metadata ... OK
• checking Rd line widths ... 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 ... OK
• checking LazyData ... OK
• checking data for ASCII and uncompressed saves ... OK
• checking sizes of PDF files under ‘inst/doc’ ... OK
• checking installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... ERROR
  Running examples in ‘kedd-Ex.R’ failed
  The error most likely occurred in:
  
  > ### Name: dkde
  > ### Title: Derivatives of Kernel Density Estimator
  > ### Aliases: dkde dkde.default print.dkde
  > ### Keywords: smooth nonparametric density derivative
  >
  > ### ** Examples
  >
  > ## EXAMPLE 1: Simple example of a Gaussian density derivative
  >
  > x <- rnorm(100)
  > dkde(x,deriv.order=0) ## KDE of f
  Error in kernel == "epanechnikov" && r >= 3 :
    'length = 8' in coercion to 'logical(1)'
  Calls: dkde -> dkde.default
  Execution halted
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes in ‘inst/doc’ ... OK
• checking re-building of vignette outputs ... ERROR
  Error(s) in re-building vignettes:
  --- re-building ‘intro.Rnw’ using Sweave
  --- finished re-building ‘intro.Rnw’
  
  --- re-building ‘kedd.Rnw’ using Sweave
  
  Error: processing vignette 'kedd.Rnw' failed with diagnostics:
   chunk 8
  Error in kernel == "epanechnikov" && r >= 3 :
    'length = 8' in coercion to 'logical(1)'
  
  --- failed re-building ‘kedd.Rnw’
  
  SUMMARY: processing the following file failed:
    ‘kedd.Rnw’
  
  Error: Vignette re-building failed.
  Execution halted
  
• checking PDF version of manual ... OK
• checking for non-standard things in the check directory ... OK
• checking for detritus in the temp directory ... OK
• DONE

Status: 2 ERRORs