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

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

NetApp SnapManager for Exchange – Error Code: 0xc004146f

We use SnapManager for Exchange and NetApp Single Mailbox Recovery to backup our Exchange 2010 environment. We’ve noticed that randomly our backups will fail with a verification error. The backups are still good and the failure usually happens 2-3 times in a row and then doesn’t happen again for a month. NetApp has a KB … Read more

KB3002657 breaks everything!

Update: 2015-03-20 09:24 PST – Thank you Didi for informing us that Microsoft has released two updated hotfixes KB3002657-v2 and KB3033395-v2 that shouldn’t cause this problem. I have not had a chance to try these patches yet. Update: 2015-03-12 09:45 PST – Now that I’ve had a chance to sleep I’ve updated this post to … Read more