Hi Metaflow We had a metaflow installation which was working fine until now. Suddenly we are seeing this error and UI is not loading

INFO:aiohttp.access:XX.XX.XX.XX [20/Dec/2022:20:59:37 +0000] "GET /api/runs?_order=-ts_epoch&_limit=30&_group_limit=31&_page=1&ts_epoch%3Age=1668902400000 HTTP/1.1" 500 0 "<https://m>*********/?timerange_start=1668902400000" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36"
ERROR:AsyncPostgresDB:ui:Exception occured
Traceback (most recent call last):
  File "/root/services/ui_backend_service/data/db/tables/base.py", line 228, in execute_sql
    await cur.execute(select_sql, values)
  File "/opt/latest/lib/python3.7/site-packages/aiopg/connection.py", line 426, in execute
    await self._conn._poll(waiter, timeout)
  File "/opt/latest/lib/python3.7/site-packages/aiopg/connection.py", line 884, in _poll
    raise exc
  File "/opt/latest/lib/python3.7/site-packages/aiopg/connection.py", line 881, in _poll
    await asyncio.wait_for(self._waiter, timeout)
  File "/usr/lib/python3.7/asyncio/tasks.py", line 409, in wait_for
    await waiter
concurrent.futures._base.CancelledError

What we can do to recover from this and avoid this in future. Thanks