Ah that is actually a very simple error my friend. Your indentation is wrong. Indentation is basically a space behind the code. It follow certain pattern. A child will have more indentation than the parents.
This is an example of correct indentation
This is an example of wrong indentation:
Look at your code in the attachment:
View attachment 3810704
The code for galaxy credits and 'or' variable is not indented properly.
Due to those 2 (and egon_enmity near the end), the vbox child below is not recognized as proper child.
Although, I am not very sure is that 'or' really a proper variable? after fixing the indentation and removing the 'or', finally the code work in my game.