Troubleshooting guides regarding anything tech.
This article explains (one way) how to re-enable Bluetooth on your Windows laptop, in case Windows has just forgotten you have a Bluetooth adapter in your pc. Which would be weird because I don’t think any pcs ship without, anymore. Even Raspberry Pis have come with Bluetooth for years now.…Continue reading How to re-enable Bluetooth on your Windows device
Whilst running some SharePoint Online PowerShell commandlets, or connecting to a SharePoint Online site from your app, you get the following (or similar) error about your SharePoint Online credentials being unauthorized for something you should definitely be authorized to do: Cannot contact web site ‘https://[tenant]-admin.sharepoint.com/’ or the web site does…Continue reading How to fix “The website does not support SharePoint Online credentials. The response status code is ‘Unauthorized’”
Another day, another variant of AADSTS50011! With a lot of apps and web services using Azure Active Directory for authentication, you’re bound to run into issues, right? Ah well, one would hope to avoid them. But at least this one is usually easy to fix! Let’s first take a closer…Continue reading AADSTS50011 – The resource principal named was not found in the tenant | An easy fix!
This post describes a couple of useful solutions or workarounds for an awkward situation, where you can’t manage the metadata of your articles on WordPress. This hampers greatly your ability to organize your posts – and if you’re using WordPress like I’m using, also lowers the visibility of your new…Continue reading WordPress blog article edit mode: No Tags or Categories visible?
Have you ever struggled to make your ASP.NET MVC views format your properties of type DateTime correctly? I have. And I’ve been shot in the leg by weird hacks made by both myself (just 6 months earlier) and someone else. .NET Date/DateTime formatting is an endless bag of funsies in…Continue reading How to format DateTimes in ASP.NET Core?
Debugging SharePoint On-Premises configuration issues is the best thing since sliced bread, right? This post is about allowing/enabling Anonymous Access to a site collection – a simple configuration, that “simply works” like once every ten times you try it.
Okay – yet another weird issue, and a hacky workaround. I was developing an app that was calling a SharePoint site through Graph API, using jQuery $.ajax call (developed in TypeScript), and ran into surprising 401 errors. I did find a workaround but am also working on an actual fix.…Continue reading Call to sites Graph API requires “owner” permissions for site collection regardless of app permissions
Have you run into an AADSTS65001 error with your application, that tries to authenticate against Azure AD? I sure have – seems to happen at least every other time when I’m building something that uses AAD to authenticate against SharePoint. Fixing issues with Azure AD authentication for Enterprise applications can…Continue reading 4 ways to fix error AADSTS65001 (The user or administrator has not consented to use the application)
This post describes a couple of ways to fix the issue “For security reasons DTD is prohibited in this XML document”. At least for me, it appeared when trying to access SharePoint Online using Powershell or a console program using OfficeDev.PnP (which in turn uses CSOM). Error When running any piece…Continue reading Fixing the “For security reasons DTD is prohibited in this XML document.” issue
I recently received a new work laptop – Lenovo T460S. A cute little thing with impressive performance and reasonably good battery life. However, what people frequently complain about online in regards to this laptop, is its absolutely, horribly awful wifi. This, in turn, is probably caused by its bad wifi…Continue reading Fixing Lenovo T460S Wifi connectivity issues (removing the evil versions of Intel Dual Bank Wireless-AC 8260 driver)
