Email Reader: Network utilized but no task identifiable

I tried but failed because of:

PS: Using the full version of the ZIP I managed to open a workflow. I am collecting the data and will provide them asap…

Update
While fetching the most recent 100

Settings used

Load

Reset and restarted to display no network throughput

Thread Dump
240701 Knime 5-3 Issue 80701 Email Reader Network Thoguhput DURING Fetch - threaddump-1719839933760.tdump.txt (84.0 KB)