lewiswrites http://lewispen.github.io/posts/fabric-notebook-service/ -Fabric Notebook Service In Fabric, you can write Python using Notebooks in pipelines to retrieve data from external systems where they may be too complex or not supported by any of the available connectors in a dataflow. For example, you can use a …

The Problem I recently had a customer who’s Azure DevOps Pipelines BizTalk 2020 build had suddenly started to fail. They said they had not altered their BizTalk solution, or their build process. The Analysis Turns out the issue was that the operating system on the VM that hosts their self-hosted Azure DevOps agent had …

The Problem Today I was upgrading our self hosted Delinea Secret Server from 11.9.x to 12.0.x. These upgrades are usually an easy process, all achieved within the Secret Server web UI, but not today. The upgrade proceeded as normal, downloading the new package, updating the DB schema and updating the binaries, but then …

The Problem I have been using Packer to generate our Azure DevOps Build agent disk images for a while now. The advantage of this process is that our Azure DevOps self-hosted agents have the same installed software, and hence capabilities, as the Microsoft hosted ones. So it is trival to move a build pipeline from …

Whilst presenting on ‘Migrating DevOps Toolsets’ at DDDNorth 2026 last weekend, I mentioned a blog post & flowchart I had created a few years ago to guide people through their options when migrating from what was then called TFS (Azure DevOps Server) to what was then called VSTS (Azure DevOps Services) When I got home, …

Background I have been doing the regular maintenance in our Azure DevOps Pipelines of updating the versions of tasks. This usually means you perform one of the following actions Just increment the major version number in the YAML e.g task: MyTask@1 to task: MyTask@2 when there is a newer version of a task available. If …

I have posted in the past about the issues a misconfigured cache can have in Azure DevOps Pipelines, or GitHub Actions. Well it caught me out again today, wasting a few hours of my time. Today, I had a failing integration test in a CI/CD pipeline, but all the tests passed locally. The failing test was looking for a …

Introduction I have been writing integration tests using MSTest recently and have encountered the need to control the level of parallelism required. MSTest, by default, runs your tests in parallel to maximise performance and reduce overall test execution time. This is great for independent unit tests, but it can …

Introduction When building integration workflows with Azure Logic Apps Standard, there’s often a need to track custom business events that sit between pure technical telemetry and business process monitoring. Recently, while authoring a Logic App Standard workflow, I needed to track the total number of items processed …

The Issue I recently had an issue trying to add a new Azure DevOps Pipeline Agent Pool to an existing Azure DevOps 2022 Server via the Team Project Collection Settings UI. When tried to add the agent pool I got the error Access denied needs Manage permissions to perform this action. For more information, contact the …