Go Habs Go
Joined: Mar. 2017
Posts: 10,667
Likes: 4,091
This may be a known issue?
If you acquire a player via trade, buy him out, then cancel the trade, you get stuck with that buyout and it produces an error when you try to cancel the buyout.
It can be avoided by reversing things in correct order, but once you've made that mistake it's too late.