I'm trying to access feature classes from ArcGIS Online and/or from features stored on local file geodatabases. Previously, I could connect to these successfully using R V. 4.0.0 and ArcGIS Pro V. 2.4 ...

First off, let me apologise as this may be a bit long winded as I did spend quite a bit of time investigating and troubleshooting this before I managed to get it working. We deploy ArcGIS Enterprise ...