The message ex绅士挂vpn白屏 can be interpreted as follows:

1. "ex绅士" refers to excellent members or a group of respected individuals.
2. "挂vpn" is likely a typo for "firewall" or "VPN," indicating a security issue or a private network setup.
3. "白屏" is slang for "no screen" or "no video," suggesting that these members can't access a video, likely their internet connection.

Putting it together, the message suggests that these excellent members have a bad day due to a technical issue preventing them from accessing a video, possibly their internet. The phrase "挂vpn白屏" indicates that they can't watch a video, which is a common reason for a bad day in a tech context.