Duplicate VM UUID because of VMware Cloud Director

Introduction The other day I received a ticket from a customer that mentioned that they had several VM’s with the same VM UUID. They noticed this while executing some checks on their VM’s. As you can figure out yourselfes, you should not want any duplicate UUID’s in your environment. So …

Veeam Office 365 Backup Onedrive “input string was not in a correct format”

The problem Today we have another fascinating error with one of our tenants in our Veeam Backup for Office 365 environment. This tenant and its jobs have been around for months, and nothing actually changed on our side, or the tenant side. But all of a sudden our customer wasn’t …

Fixing an invalid vCenter STS certificate while using ‘cmsso-util’

During an issue I had with my lab environment while using the ‘cmsso-util’ command to join two of my lab vCenters to the same SSO domain, I also had another issue which I will talk about in this blog post. Once I fixed the previous issue, which was due to …

Veeam 9.5 U4 with VMware Tools 10.3.10 issues on ESXi 6.0

I am not sure if anybody else had this issue recently. But I’ve seen some weird behaviour on one of our Veeam environments that is running Veeam 9.5 U4 and with VM’s that are using VMware Tools 10.3.10 or even 11.0.6. The problems seem to manifest on environments that are …

Where is my private key when using the vSphere UI?

Today a very quick post for anybody that is using the vSphere Client to generate a new .CSR to create a new certificate for the vCenter Server. I usually use the certificate-manager tool on the commandline, but I figured, let’s diversify my daily actions and let us use the vSphere …

Chicken and Egg problem with “cmsso-util domain-repoint” on vCenter

Today I came across a funny little issue on my lab environment. I was trying to use the “cmsso-util” tooling to play around and joining my second lab vCenter to the first vCenter Servers SSO Domain. You can read the following VMware piece of documentation if you want to know …

How to remove a stuck vAPP in VMware Cloud Director

Introduction This will be another quick post to let you know how you can solve a “stuck” vAPP in VMware Cloud Director (VCD). A “stuck” vAPP is a vAPP that does not hold any state, a vAPP that does not allow actions and a vAPP that cannot be managed through …

Relocating VM’s with “vDS host error: see faultCause” issues

Introduction The other day I was trying to move a couple of virtual machines on one of our environments and I faced some awesome general system errors! Great. I’ve seen these before and figured I’d write this in a quick blogpost this time around. The error message I faced from …

How to resolve a VMware vCenter Server PSC convergence failure

The other day I had to converge a couple of vCenters to an embedded Platform Services Controller (PSC) configuration, because we updated all the vCenter’s and since VMware is moving away from the External PSC configuration. In the release we are running (most current 6.7 U3 release) VMware has a …