Using your own rasters with OS Open basemaps

With the release of the OS Open basemaps in ArcGIS Online, customers may wish to overlay their own raster tile layers on the basemaps. In some instances an error that the layer cannot be added to the map because it's coordinate system or tiling scheme can't be adjusted to align properly with the basemap.

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To MSD or not to MSD?

You may know that .msd files have been replaced with .sd files. Although you no longer publish and create MSDs directly from ArcGIS Desktop, MSDs are still used behind the scenes. This article explains how MSD creation is an important part of the createService method in the ArcGIS REST API.
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How to: Uninstall 3rd Party Extensions

Third party extensions can provide some very useful additional functionality to ArcMap, but are not supported because they have not been written by Esri Inc. If ArcMap is not performing correctly, it may be necessary to remove/ uninstall third party extensions to see if this resolves the issue.
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How to set your ArcGIS Desktop licensing level when using Productivity Suite

Productivity Suite requires an ArcGIS Desktop licence to run many of its tools. If your organisation has concurrent-use licences for ArcGIS Desktop, you may have noticed that running a Productivity Suite tool will use the highest available licence level available on your Licence Manager. This can cause problems if your organisation only has one ArcGIS Desktop Advanced (ArcInfo) licence, that might be required by other uses to carry out advanced tasks in ArcMap.
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Troubleshooting ArcGIS Desktop issues - Getting Started

Here in the Technical Support team, a large part of our day is spent troubleshooting issues where ArcGIS Desktop is misbehaving. When dealing with these kinds of issues, there are some easy-to-answer questions that you can use to narrow down where the problem is occurring. Over the course of this series of articles, we will be exploring various troubleshooting steps that you can try to resolve your issue, based on the answers to these questions.
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