* installing *source* package ‘ProbeDeveloper’ ...
** this is package ‘ProbeDeveloper’ version ‘1.1.2’
** package ‘ProbeDeveloper’ successfully unpacked and MD5 sums checked
** using staged installation
** R
** data
** byte-compile and prepare package for lazy loading
Error: object ‘gc’ is not exported by 'namespace:TmCalculator'
Execution halted
ERROR: lazy loading failed for package ‘ProbeDeveloper’
* removing ‘/data/localhost/ripley/R/packages/tests-clang/ProbeDeveloper.Rcheck/ProbeDeveloper’