Today a customer called me because they were unable to login to their VMware vCenter using domain accounts. They saw the following error message: A general system error occurred: Authorize Exception I asked if they had made any changes and they had created two new Windows Server 2012 domain controllers and given them the IP […]
EqualLogic SAN Headquarters Unable to download manager file
Today a customer called me because he was unable to launch the EqualLogic Group Manager from within EqualLogic SAN HQ. It would load 16% and then show an error: Unable to download manager file There was an error downloading the file from the group. The EqualLogic Group was running firmware 5.2.2 and EqualLogic SAN HQ […]
VMware ESXi Single VM is not vSphere HA protected
Today a customer contacted me with a system consisting of 3 hosts running a VMware ESXi 5.0 cluster. They were experiencing one, and only one VM, was complaining about configuration issues: This virtual machine failed to become vSphere HA protected and HA may not attempt to restart it after a failure. The customer had already […]
Upgrade of VMware ESXi 5.0 Dell Custom to ESXi 5.1 Dell custom fails
Today I was performing an upgrade of VMware ESXi 5.0 running Dell custom image to 5.1 Dell custom image using VMware Update Manager. The upgrade seemed to run as usual, but after some time I wondered why the host did not come back up after the automatic reboot. I went to the console and saw […]
VMware ESXi Consolidate virtual machine disk files fails due to read-only lock
Last week I had a customer with a VM that required virtual disk consolidation, however when he attempted to perform this from the vSphere client it would run for hours and unfortunately fail: The virtual disk is either corrupted or not a supported format. I waited till we could get a service window on the […]