[BUG][MINECRAFT] Server.properties reset after restart

[FlashModz]

Describe the bug
After restarting a minecraft server under spigot, it resets the configuration file (server.properties).
After each restart it automatically resets the file.

To Reproduce
Steps to reproduce the behavior:

1. Go to server minecraft
2. edit the server.properties (example: set an password for rcon)
3. Restart the server
4. Check now the server.properties, file has been reset.

Desktop (please complete the following information):

• OS: Windows 10
• Browser Chrome
• Version 86.0.4240.75

Additional context
Server OS : Ubuntu 16.04
Recent Change : Easy-Wi Update / Plesk Update (Checked and functionnal)

[ReneLohrer]

Same Problem

[jes5835]

I have same problem too

[AEon-Jan]

Checking....

[AEon-Jan]

Which spigot version is used?