A good place to start is to verify that your packages are all from the same release
BiocManager::valid() and then if that is not revealing make sure to start a new R session, attach SummarizedExperiment, and report the output of sessionInfo(). Martin On 12/1/18, 8:16 PM, "Bioc-devel on behalf of Lan Huong Nguyen" <bioc-devel-boun...@r-project.org on behalf of nlhuon...@gmail.com> wrote: Hi everyone, I am working with R 3.6 on macOS mojave, and I installed the SummarizedExperiment from BiocManager 3.9. Whenever the package is loaded I get the following warning: Warning: multiple methods tables found for ‘lengths' Did anyone encounter this problem? Any suggestions for fixes? Best, Lan [[alternative HTML version deleted]] _______________________________________________ Bioc-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/bioc-devel _______________________________________________ Bioc-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/bioc-devel