Qlik causes network Error : An operation was attempted on a nonexistent network connection
we recently updated Qlik Sense for a customer to Version June 2020, Patch 5.
Afterwards, we receive constantly network error when some reload tasks start. The reloads will fail as well since it needs SAP SQL Connection. The network can be simply rebuilt when the Admin log-in to the server. But it is really annoying that it seems Qlik Tasks has caused all the network Problem.
On the windows event under Application and Services > Microsoft/Windows/NetworkProfile we can find the warning says: