So can we interpret this to mean that update.packages() will fix (replace) old packages that were copied into the new library? What if one or more packages were dropped/archived or pulled from non-standard package sources?
On May 27, 2026 2:06:12 PM PDT, Uwe Ligges <[email protected]> wrote: > > >On 27.05.2026 18:01, Karl Schilling wrote: >> I am running R under Windows 11. recently updated R to the 4.6patchhed >> version. I then copied my packages from my previous version (4.5) to the >> library of 4.6. Then I updated all packages. >> >> Since then, I see the following behavior: >> >> Each time I run "update.packages(ask='graphics',checkBuilt=TRUE)" I am asked >> TWICE >> >> "--- Please select a CRAN mirror for use in this session ---". >> >> And, more embarrassingly, all my Cran and Bioconductor are said to require >> an update. That also happens when I run "update.packages", say, one hour >> after my last update. >> >> And when I run "old.packages()", it seems that all my packages are >> identified as being old. >> >> Any suggestions what might be going on? > >For a major version change (as from 4.5.x to 4.6.y) we do not guarantee API >compatibility, hence we cannot guarantee that a package built for 4.5.x will >work under 4.6.y. As a consequence, update.packages() knows that everything >has to be reinstalled. > >Best, >Uwe Ligges > > > > > > >> Thank you so much in advance, >> >> Karl Schilling >> >> ______________________________________________ >> [email protected] mailing list -- To UNSUBSCRIBE and more, see >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide https://www.R-project.org/posting- >> guide.html >> and provide commented, minimal, self-contained, reproducible code. > -- Sent from my phone. Please excuse my brevity. [[alternative HTML version deleted]] ______________________________________________ [email protected] mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide https://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.

