"User Current Location" button is not showing

[ThinhDinh]

Button in Map is just a Blue Circle instead of Folded Map inside of Blue Circle

My app’s URL: https://lexbyfandp.glideapp.io/ In the following image, the red arrow points to the problem. [2021-01-15_10-50-58] This problem occurs in both the desktop browser as well as my iPhone.

Same problem reported here.