* installing *source* package 'OPCreg' ... ** this is package 'OPCreg' version '0.2.0' ** using staged installation ** R Error in parse(...) : D:/temp/2025_04_13_10_50_17_1324/RtmpkdOpk1/R.INSTALL1596c46b27b55/OPCreg/R/IPC.R:37:8: unexpected assignment 36: for (i in (n0+1):n) { 37: Xcente?<- ^ ERROR: unable to collate and parse R files for package 'OPCreg' * removing 'd:/RCompile/CRANincoming/R-devel/lib/OPCreg' * restoring previous 'd:/RCompile/CRANincoming/R-devel/lib/OPCreg'