See here: https://docs.monogame.net/articles/tutorials/building_2d_games/21_customizing_gum_ui/index.html <img width="809" height="577" alt="Image" src="https://github.com/user-attachments/assets/49e57a48-316b-4def-a47f-fd4cb0abc470" /> Review the docs and samples to see if the error is present on both.
See here: https://docs.monogame.net/articles/tutorials/building_2d_games/21_customizing_gum_ui/index.html
Review the docs and samples to see if the error is present on both.