search for: check_dep_version

...th a new ABI) but an older lme4 (1.1-35.1 from 2023-11-05). I reproduced the crash and the giant backtrace by first installing latest lme4 and then updating Matrix. With the latest version of lme4, this results in a warning: library(lme4) # Loading required package: Matrix # Warning message: # In check_dep_version() : ABI version mismatch: # lme4 was built with Matrix ABI version 1 # Current Matrix ABI version is 2 # Please re-install lme4 from source or restore original 'Matrix' # package The version of lme4 that you have installed doesn't have this check because it only appeared in March 2024:...

I ran across this by accident when working up an example. It uses a data set from the survival package, but nothing else from there. Fails on the Intel machine shown below, and on a virtual linux instance on a newer Mac. Terry > library(survival) > library(lme4) Loading required package: Matrix > sessionInfo() R Under development (unstable) (2024-06-14 r86747) Platform: