* using log directory 'd:/Rcompile/CRANpkg/local/4.0/ch.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 'ch/DESCRIPTION' ... OK * checking extension type ... Package * this is package 'ch' version '0.1.0.2' * 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 'ch' can be installed ... ERROR Installation failed. See 'd:/Rcompile/CRANpkg/local/4.0/ch.Rcheck/00install.out' for details. * DONE The installation logfile: * installing *source* package 'ch' ... ** package 'ch' successfully unpacked and MD5 sums checked ** using staged installation ** R Error in parse(outFile) : D:/temp/RtmpALxf81/R.INSTALL14b2465974295/ch/R/Ryacas-all.R:46:13: unexpected input 45: #' @export 46: sym2poly <- \ ^ ERROR: unable to collate and parse R files for package 'ch' * removing 'd:/Rcompile/CRANpkg/lib/4.0/ch'