Exchange users unable to share calendars post AD/Exchange migration

We just recently went through an AD forest migration AND an Exchange 2010 -> 2016 migration across forests at the same time. Good times. One of the many issues that came up after the migration was the majority of our users being unable to share their calender’s with other users. When trying to share via … Read more

NetApp SnapManager for Exchange failing with VSS_E_WRITERERROR_RETRYABLE

Running into a problem with Exchange 2010, a FAS2240-4 and SnapManager for Exchange 7.1 where backups would randomly fail every now and then started failing consistently. Our DFM server would send us an e-mail when the failure occurred that looked like this: CLIENT APP ERROR Backup: SME Version 7.1: (111) on dora02 at Sun Sep … Read more

Error 1603 when upgrading vCenter 6.0u1 to 6.0u2

Recently ran across this one: 2016-06-22 10:23:19.878-07:00| vcsInstUtil-3634789| I: MonitorStatusFile: Other process terminated with 0, exiting 2016-06-22 10:23:19.878-07:00| vcsInstUtil-3634789| I: MonitorStatusFile: Process exited with a ‘0’ exit code; no status monitoring so assuming success 2016-06-22 10:23:19.878-07:00| vcsInstUtil-3634789| I: MonitorStatusFile: called parse callback 0 times 2016-06-22 10:23:19.878-07:00| vcsInstUtil-3634789| I: MonitorStatusFile: No need to wait for process … Read more

Exchange permission issues for a single user on a generic mailbox

We created a new generic mailbox in Exchange 2010. Created a group (Global) and added the users to it. We then created a Universal group, added the Global group to it and then added the Universal group to the mailbox with full mailbox permissions. After the obligatory wait 24 hours for Exchange to update it’s … Read more

Networking randomly dies on a 2012 R2 vSphere VM

Strange issue. Simple solution. We had a Windows Server 2012 R2 Domain Controller sitting on vSphere 5.5 (2068190) which would randomly lose it’s network connection. When you logged into the system locally the network interface appeared to be up but you could not connect to anything outside of the VM. If I rebooted the VM … Read more