https://wccftech.com/new-windows-10-cumulative-update-released-for-version-1809/

Microsoft has released a new Windows 10 cumulative update for version 1809 bringing a fix to the bug that prevents devices from connecting to Storage Area Network (SAN) devices. Here are the details:

Addresses an issue that may prevent devices from connecting to some Storage Area Network (SAN) devices using Internet Small Computer System Interface (iSCSI) after installing KB4497934. You may also receive an error in the System log section of Event Viewer with Event ID 43 from iScsiPrt and a description of “Target failed to respond in time for a login request.”