There is a known problem with macOS 15.3.2 that's been affecting many folks.
https://displaylink.org/forum/showthread.php?t=69576
If you look at the details of several recent posts, this all began with the update to 15.3.2
Its probably worth it for you to also report and send in diagnostic info, but I have been able to recreate it with multiple machines and multiple displaylink adapters.