su: ignoring --preserve-environment, it's mutually exclusive with --login

Attaching package: ‘shinyjs’

The following object is masked from ‘package:shiny’:

    runExample

The following objects are masked from ‘package:methods’:

    removeClass, show

Error in library(MultiAssayExperiment) : 
  there is no package called ‘MultiAssayExperiment’
Calls: runApp ... sourceUTF8 -> eval -> eval -> ..stacktraceon.. -> library
Execution halted