What does your submission could not be submitted because of a missing token mean?

[Izzy Reincarnated]

? I tried posting

 

[Lio Fotia]

means you need to refresh and try again.​

 

[Shirohibiki]

hard refresh the page, navigate to it manually. it happens if you leave it open too long in a tab

 

[Lio Fotia]

Usually happens when the day starts to transition to night on the forum.​

 

[mattyboo1]

This happens to me on another forum as well. but for this forum im not sure what causes it. maybe a server problem?