About the dashboard showing offline

My node is getting this error also. After 142h of uptime, CLI dashboard shows OFFLINE.

ERROR nodestats:cache Get held amount query failed

Node ID: 12M73xehtcYUeN7dVJ3ejBC2u7bG1inyogXWta2eJPKVQvXNmCk
Node Version: v1.3.3
OS: Ubuntu 20.04