jetpack publicize error

I am trying to link my blog to Twitter using the Jetpack Publicize feature. However, whenever I try to post or schedule a blog I receive the following error:

Before you hit Publish, please refresh the following connection(s) to make sure we can Publicize your post:

The error exists, I believe, because the social connections are listed twice. I believe that there is a conflict between them. Is it possible for WordPress.com to delete my connections and reset my account to a clean state?

Thank you in advance for your help.

• This topic was modified 4 years, 9 months ago by Jan Dembowski. Reason: Moved to Fixing WordPress, this is not an Everything else WordPress topic

The page I need help with: [log in to see the link]