It's hard for us to help without seeing your code. It would be ideal if you could provide a repr oducible ex ample (reprex). Please read this guide to see how to create one:
A minimal reproducible example consists of the following items:
A minimal dataset, necessary to reproduce the issue
The minimal runnable code necessary to reproduce the issue, which can be run
on the given dataset, and including the necessary information on the used packages.
Let's quickly go over each one of these with examples: