I had a lot of problems reconnecting my B&O head phones and keeping an established connection for more than a few seconds. But I must say all these problems are gone since 1.12 (or 1.11, can’t remember). In the very most cases it works now as I would expect it.
Please do not post information regarding Test builds on the forum. This has been mentioned multiple times and a screenshot with reason as to why is posted below for reference.