I applied the workaround and it seems to solve the issue.
Thanks for your quick response.

Visual Studio 2022, .net7.0 console project, Steema.TeeChart.NET.Pro (4.2023.3.23) 1. This version doesn't work at all. It throws an exception in the constructor itself ! Thank you for reporting this issue to us; we have added it to our issue tracker with id=2599 . Apologies for any inconvenience c...