Button not appearing properly

Dearest friends,

I am currently having an issue with one of my button as it is not showing its text. This may be a silly mistake but i cant seem to correct my self. Attached is a picture and my aia file.
547974aabc8b1722529ee4f4b0592080547cedcc_2_236x500
Will be ever so grateful to someone that can help.
Thanks

math (1).aia (11.5 KB)

Button1

The button is not blank, you set the text color to the same as the background color.
Why do you do that?

change the button text colour and check