Sometimes while designing a new screen, a figures like rectangle or circle is placed over it and it is duplicated, but all the components of the previous screen are also placed on the newly created screen, which is a bad practice to be done.
Avoid such practices while you design a new screen, as it will affect on Function12 while you convert your design to code.
❗ INFO
Only keep components that are to be displayed in the design, and remove the others.
Also remove extra elements being put on the other areas of the design.