PySimpleGUI

Looks like a problem in the scrollable Column code or a problem with the layout inside that Column. Changing to non-scrollable Column (i.e. remove ` scrollable=True`) and the window renders...

> Complicated! :-) I think there's likely a simple root cause that is rippling. You're seeing the result of the maybe single failure.... that chaos-theory thing in a way. The...

Your experience in debugging is obvious...  Thank you for the help, data, encouragement.... It's all appreciated. We'll get it figured out!

Love the brilliance of your mind @jason990420 ! Great work! Simplified down to 2 elements. The next step for me will be to test different versions of PySimpleGUI to see...

Are you able to demonstrate the problem using a short program? If there's a fundamental problem with PySimpleGUI and icons, then your large program shouldn't be required. For example, this...

Here's an example with the same icon that changes after the window is created. If you are able to run these examples with no problem, then there's something in your...

Have you ever seen an icon for any PySimpleGUI window?

Give 4.45.0.44 a try that's now on GitHub and lemme know if the test programs work correctly now. 

Can we clarify anything remaining? Is the remaining problem: **Once a window is created, calling `window.set_icon` is not changing the icon?**

There is one overall problem here if the underlying issue is the tkinter problem identified earlier that the icon cannot be changed after update_idletasks is called. It was a highly...