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...
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...
Exchange: No Arbitration Mailboxes?
KB ID 0001434 Problem I was doing a ‘mop up’, after an Exchange install problem, (post to follow.) And went to look at the ‘Arbitration’ mailboxes in the clients Exchange Organisation. And they could not be seen? Get-Mailbox | -Arbitration Get-MailboxDatabase | Get-Mailbox -Arbitration Solution In my case, it was because the Exchange server was in a ‘Child Domain’ and the...
Windows RDP: ‘An authentication error has occurred’
KB ID 0001433 Problem When attempting to RDP to a remote machine; An authentication error has occurred. The function requested is not supported Remote computer: {name} This could be due to CredSSP encryption oracle remediation. Or you may just see; An authentication error has occurred. The function requested is not supported Remote computer: {name} Solution This is happening after you have a applied a windows security update it...
Dell iDRAC “The Webpage Cannot Be Found”
KB ID 0001427 Problem I needed to reboot one of my ESX hosts yesterday, so I jumped on the DRAC and got this? An internet search turned up, “The best way to fix this is, firmware update the iDRAC”, which I did. But sadly it didn’t fix the problem. Solution In IE11 they have done a good job of hiding compatibility settings > Options > Compatibility View Settings > Type in the IP/URL > Add > Close >...
Event ID 1006
KB ID 0001425 Problem Seen on an Exchange 2016 Server Log Name: Application Source: MSExchangeDiagnostics Date: XX/XX/XXXX XX:XX:XX Event ID: 1006 Task Category: Triggers Level: Error Keywords: Classic User: N/A Computer: EX2016 Description: The performance counter ‘\\EX2016\MSExchange Assistants – Per Database(msexchangemailboxassistants-2016-mailbox-database)\Event Dispatchers Catching Up’ sustained a value of...
Remote Desktop Services: Balancing Sessions Hosts and Connection Brokers
KB ID 0001424 Problem I got an email from a colleague who was setting up an RDS farm, (2012 R2). He was having some problems and asked me; “If the Connection Broker brokers the connections to the Session Hosts, how do I RDP to the Session Broker?” This threw me completely, I usually jump on the console in VMware or use a third party remote management tool, I don’t tend to to RDP onto servers. I had fallen into the...
Cisco WLC: EAP-TLS Secured Wireless with Certificate Services
KB ID 0001420 Problem Ah certificates! If I had a pound for every time I’ve heard “I don’t like certificates”, I could retire! The following run through is broken down into the following parts; Setup the Cisco WLC (WLAN) Setup NAP (RADIUS). Setup Certificate Auto Enrolment. Setup Group Policy to Deliver the Wireless Settings. Note: If you are scared of certificates, sometimes it’s easier to setup password...
Migrating Mailboxes From On-Premises to Office 365
KB ID 0001419 Problem This post continues from Part-One where we connected both our domain, and on-premises 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 >...
Office 365: Migrating To Exchange Online
KB ID 0001418 Problem This is Part-One of a migration from ‘on-premise’ Microsoft Exchange, to Office 365 (Exchange Online). I’m using my spare ‘test domain’ (.co.uk). And I’m using the 5 user E3 Office 365 subscription that the good folk at Microsoft let me have, as part of my MVP benefits. Note: I’m using Exchange 2016, with a ‘full-hybrid’ migration into Office 365. Step 1:...