Using Runecast to fix missing NIC in ESXi

The problem In my homelab I’m using a server which contains both Gigabit and 10GbE NICs. When I first deployed ESXi version 7.0U1 the list of devices looked like this.

In this system the Mellanox isn’t connected to a switch (yet). So I didn’t notice this straight away. But …

vCloud Usage Meter 3.6.1 cannot collect vCenter Server information

Today I have a rather small blogpost for you guys. I noticed that one of my vCloud Usage Meter appliances, still running on an ancient 3.6.1 version build 7359407, had some difficulties collecting data for one of the connected vCenter Servers. I got loads of e-mail messages from the Usage …

How to fix Veeam FLR issues because of Windows Data Deduplication

Introduction Recently I’ve discovered a nifty little issue in one of our environments. This environment consists out of VMware Cloud Director (VCD) in combination with VMware vSphere 6.7 hosts and Veeam v10. In this environment we make use of the VCD Veeam UI Plugin so that customers can use the …

Unverifiable vCenter STS certificate while adding NSX-V Manager

Introduction Today we have yet another certificate blogpost. This is the fourth blogpost on this in the last couple of months. I’ve recently created a new environment and added custom CA signed vCenter Server certificates through the vSphere Client (UI). In a recent blogpost I had some issues with this …

VMware Cloud Director disconnected VC/NSXs after upgrade to 10.2.1

A very quick write up today. I’ve recently upgraded one of my VMware Cloud Director environments from 10.0.0.1 to 10.2.1. Once updated with the procedures that are out there (I will post a blogpost for this later on) I found myself with the following message after logging into the VMware …

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 …