VCSA 6.5 update fails with “vix error codes = (1, 4294967294)”

Last week I performed a VCSA upgrade from 6.0U2 to the latest 6.5 version. Already in Stage 1, where I needed to connect to the source appliance I got the error “A problem occurred while getting data from the source vCenter Server” from the installer (like you can see on the screenshot). The attached log […]