* using log directory 'd:/Rcompile/CRANpkg/local/3.6/akc.Rcheck' * using R version 3.6.3 (2020-02-29) * using platform: x86_64-w64-mingw32 (64-bit) * using session charset: ISO8859-1 * checking for file 'akc/DESCRIPTION' ... OK * this is package 'akc' version '0.9.5' * 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 'akc' 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 ... [13s] 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 ... OK * checking data for ASCII and uncompressed saves ... OK * checking installed files from 'inst/doc' ... OK * checking files in 'vignettes' ... OK * checking examples ... ERROR Running examples in 'akc-Ex.R' failed The error most likely occurred in: > ### Name: doc_group > ### Title: Construct network of documents based on keyword co-occurrence > ### Aliases: doc_group > > ### ** Examples > > library(akc) > bibli_data_table %>% + keyword_clean(id = "id",keyword = "keyword") %>% + doc_group(id = "id",keyword = "keyword") -> grouped_doc Warning: `distinct_()` was deprecated in dplyr 0.7.0. Please use `distinct()` instead. See vignette('programming') for more help This warning is displayed once every 8 hours. Call `lifecycle::last_warnings()` to see where this warning was generated. Warning: `tbl_df()` was deprecated in dplyr 1.0.0. Please use `tibble::as_tibble()` instead. This warning is displayed once every 8 hours. Call `lifecycle::last_warnings()` to see where this warning was generated. Error in `colnames<-`(`*tmp*`, value = c("item1", "item2", "value")) : attempt to set 'colnames' on an object with less than two dimensions Calls: %>% ... %>% -> tbl_df -> as_tibble -> custom_melt -> colnames<- Execution halted * checking for unstated dependencies in vignettes ... OK * checking package vignettes in 'inst/doc' ... OK * checking re-building of vignette outputs ... [28s] WARNING Error(s) in re-building vignettes: --- re-building 'akc_vignette.Rmd' using rmarkdown Quitting from lines 75-79 (akc_vignette.Rmd) Error: processing vignette 'akc_vignette.Rmd' failed with diagnostics: attempt to set 'colnames' on an object with less than two dimensions --- failed re-building 'akc_vignette.Rmd' --- re-building 'tutorial_raw_text.Rmd' using rmarkdown Quitting from lines 63-65 (tutorial_raw_text.Rmd) Error: processing vignette 'tutorial_raw_text.Rmd' failed with diagnostics: attempt to set 'colnames' on an object with less than two dimensions --- failed re-building 'tutorial_raw_text.Rmd' SUMMARY: processing the following files failed: 'akc_vignette.Rmd' 'tutorial_raw_text.Rmd' Error: Vignette re-building failed. Execution halted * checking PDF version of manual ... OK * DONE Status: 1 ERROR, 1 WARNING