The pause/unpause status disappears from the PR discussion board

[Bruno Lavit (Forgerock)]

Hi, We upgraded from Stash 3.10.2 to Bitbucket 4.5.1. We are using the Bruho PullRequest on Steroids plugin version 4.1.0.0. If I pause a PR, I can see the notification in the discussion board:

After this action, the first problem is that the button label is still "Pause" instead of "Unpause". When I unpause the PR, I can see the notification:

But if I refresh my browser, the pause/unpause notifications disappear:

FYI, the email notifications are working fine.