When you find a problem with RAD Studio, make sure to create a report in https://qp.embarcadero.com/ which has replaced the former https://quality.embarcadero.com   See https://blogs.embarcadero.com/the-new-quality-portal-is-live-here-are-the-details/ for clues on how to use the new reporting platform.
And - please describe the problem properly!    What you are trying to do The actual result you got The result you expected Most important: How to reproduce the problem
- either as a detailed step by step description
- or as a small, self-contained, compilable example project
- or both of the above   Better reports = better chance of getting stuff fixed.