Possible glitch on tacano

[Doctorofborg]

I think I have a glitch, there is this red symbol in the upper section of the screen, But I can't tell what it is.

 

[Lora Craft69]

Please discuss here.
There is also a reply from a Frontier representative: https://forums.frontier.co.uk/showt...icon-meaning?p=6781799&viewfull=1#post6781799