Exchange: “BuildToBuildUpgrade” Error
May12

Exchange: “BuildToBuildUpgrade” Error

KB ID 0001436 Problem In the middle of an Exchange upgrade I got a bit stuck with the following error; “Setup previously failed while performing the action “”BuildToBuildUpgrade” You can’t resume setup by performing the action “Install”. There are a couple of variations on this error as well, you can also see either of the following; “Setup previously failed while performing the action “Install” You can’t resume...

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Exchange Update Fails: ‘Cannot find Arbitration Mailbox’
May11

Exchange Update Fails: ‘Cannot find Arbitration Mailbox’

KB ID 0001435 Problem Last night was a late one, Exchange 2016 update (CU9) failed to install and left the server in an unusable state. Relevant Part(s) of the Error -----Output Removed For the Sake of Brevity-----         $name = "SystemMailbox{bb558c35-97f1-4cb9-8ff7-d53741dc928c}"; -----Output Removed For the Sake of Brevity-----         Write-ExchangeSetupLog -Info ("Cannot find arbitration mailbox with name=$name.");           }...

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Migrating Mailboxes From On-Premise to Office 365
Apr03

Migrating Mailboxes From On-Premise to Office 365

KB ID 0001419 Problem This post continues from Part-One where we connected both our domain, and on-premise Exchange server to Office 365. Now we will add our public domain, and migrate our mailboxes. Step 3 Adding Domains to Office 365 Before proceeding you will need administrative access to your public DNS records so you can create new records. Log into Office 365 > Admin Console. Add a domain. Enter your public domain name >...

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Exchange: Can’t Delete a Database
Mar21

Exchange: Can’t Delete a Database

KB ID 0001414 Problem Every iteration of Exchange comes up with some new system/hidden mailbox type that stops me deleting mailbox databases! This mailbox database contains one or more mailboxes, mailbox plans, archive mailboxes, public folder mailboxes or arbitration mailboxes, Audit mailboxes. To get a list of all mailboxes in this database, run the command Get-Mailbox -Database <Database ID>. To get a list of all mailbox...

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Exchange: Blank Certificate Name
Mar20

Exchange: Blank Certificate Name

KB ID 0001411 Problem You see this a lot with 3rd party (purchased) certificates, especially if you have imported them from something else e.g. a web site, appliance, NetScaler, etc. The correct certificate, is there, it’s just got no name? Solution Open an MMC console (Start > Run > mmc {enter}) File > Add Remove Snap-in > Certificates > Select ‘Local Computer’ > Open Personal > Certificates > Locate...

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Connect to Office 365 Exchange PowerShell
Mar14

Connect to Office 365 Exchange PowerShell

KB ID 0001410 Problem If there’s one thing thats grown on me it’s PowerShell, After the last few versions of Exchange you can’t really escape it. So now we have so many clients with their Exchange in Office 365. The ability to connect to that, and use all your usual Exchange commandlets is a bonus! Solution If you haven’t already done so, you need to ‘slacken‘ your signing policy, (a little) before...

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