* installing *source* package 'pROC' ... ** this is package 'pROC' version '1.19.1' ** package 'pROC' successfully unpacked and MD5 sums checked ERROR: cannot remove earlier installation, is it in use? * removing 'd:/Rcompile/CRANpkg/lib/4.6/pROC' * restoring previous 'd:/Rcompile/CRANpkg/lib/4.6/pROC' Warning in file.copy(lp, dirname(pkgdir), recursive = TRUE, copy.date = TRUE) : problem copying d:\Rcompile\CRANpkg\lib\4.6\00LOCK-pROC\pROC\libs\x64\pROC.dll to d:\Rcompile\CRANpkg\lib\4.6\pROC\libs\x64\pROC.dll: Permission denied