My forum list archive stop working due to bounce issue on the mail address linked to it

[François Van Lerberghe]

Hello,

My forum list archive <http://archives-du-forum-membres.1010434.n3.nabble.com/> stop working due to a bounce issue on the mail address linked to it <[e-mail]> [hidden email].
The last message received by this forum is June 20th.

Could you see what's going on and help me solve the problem please.

François