Clipboard stops working after some time

[otofoto]

Describe the bug Copy to clipboard stops working after some time if TigerVNC is left open

To Reproduce Steps to reproduce the behavior:

1. Connect to remote computer
2. Copy text and paste it locally. It works initially
3. Leave TigerVNC open for an hour or longer
4. Copy to clipboard no longer works
5. restarting TigerVNC resolves the issue until it happens again.

Expected behavior Copy to clipboard working same as for new connection

Screenshots Sometimes results in 3rd party app to crash when accessing clipboard.

Client (please complete the following information):

• OS: Windows 1
• VNC client: TigerVNC
• VNC client version: v1.31.1
• Client downloaded from: release

Server (please complete the following information):

• OS: Windows 10
• VNC server: TightVNC
• VNC server version: 2.8.81
• Server downloaded from: https://www.tightvnc.com/download.php
• Server was started using: service

Additional context Add any other context about the problem here.

[CendioOssman]

The server is not TigerVNC, so we need to determine if the issue is with TigerVNC or TightVNC.

Do you see the issue with other clients?

[otofoto]

The server is not TigerVNC:

But had not noticed issues using other clients.

TigerVNC doesn't even want to connect to it's own server: