No Blogs available to user

The option to broadcast pages across the network has mysteriously dissappeared it seem there are no longer any available blogs. What’s happened?

Broadcast is in debug mode. More information than usual will be shown.Link this post to its childrenBroadcast to

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• High enough role to link: yes
• Post supports custom fields: yes
• Post supports thumbnails: yes
• High enough role to broadcast custom fields: yes
• High enough role to broadcast taxonomies: yes
• Blogs available to user: 0

Plugins that have hooked into save_post:delete_get_calendar_cacheset_default_custom_field639 threewp_broadcast\ThreeWP_Broadcast::nop640 threewp_broadcast\ThreeWP_Broadcast::save_post