Pete Heist writes: > Against better judgment I upgraded PyQt5 to 5.13.0 on both the Mac and > Linux and still see the problem on Mac but not on Linux, so that > suggests it's not directly related to the PyQt 5 version. Does it happen if you only load a single data file? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/167#issuecomment-511496732