What does a red A on a window mean?

[André_van_Haren]

What does it mean when I see this red “A” on a window in the Xojo browser?

[Ricardo_Cruz]

The class has some Attributes defined:

[André_van_Haren]

I don’t remember having something like this. I thought it was maybe an error message. Thanks. Doesn’t seem to be something to worry about.

[Tim_Parnell]

You should check to see what the attributes are and make sure they are correct. Some of them control IDE behaviors.