Please follow these rules when reporting bugs:
Install to the latest version of DALEX from GitHub and check whether the problem still occurs.
Check, if the bug was not already reported by searching Issues.
If you’re unable to find an open issue addressing the problem, open a new one. Be sure to include a title and clear description, and a sample code demonstrating the problem.
Ensure that changes meet the requirements of The tidyverse style guide and relevant tests are added.
Open a new GitHub pull request with the solution.
Ensure the PR clearly describes the problem and solution. Include the relevant issue number if applicable.
PBiecek and the MI2 team