Lost connection still able to ping gain access to ssh session

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OS Name/Version: Debian 11 | 31GB RAM
2x Intel Xeon E5-2665 0 (8C\16T)

OS Linux
Platform Debian GNU/Linux 11 (bullseye)
System Type x86_64
Virtualization None
Module ADSModule
Loaded Plugins FileManagerPlugin, EmailSenderPlugin, WebRequestPlugin, LocalFileBackupPlugin, CommonCorePlugin
Application Name AMP
Application Version
Release Stream Release

Problem Description:
our connection to the AMP backend was lost. AMP will attempt to reestablish a connection.

If you chose to have your password remembered, you will be logged in automatically without interruption.

Steps to reproduce:

running for several weeks seems to occur once in a while every month
firmware with apt-get update && apt-get upgrade all up to date

Actions taken to resolve so far: reboot whole server seems to resolve it for another month

Run the following to restart AMP:

su -l amp
ampinstmgr restart ADS01

what causing the issue
never had thei ssue before 3 versions before