Add some troubleshooting info

Author: eliemichel

README.md

@@ -100,6 +100,8 @@ This was a common issue with versions of this add-on prior to v0.2.0. Update to
 
  - Make sure chrome was completely stopped before starting the custom shortcut
  - Make sure you have hardware acceleration enabled in the advanced section of the chrome settings.
+ - Make sure both RenderDoc and Chrome run on the same GPU (if you have a laptop with integrated + dedicated graphics devices)
+ - If you really desperate, try running RenderDoc and Chrome as admin; I am reluctant at suggesting this but some people reported it helped them.
 
 ### Chrome is showing a warning about an unsupported feature
 
@@ -117,6 +119,17 @@ Make sure you use the right custom shortcut to start chrome and that you closed
 
 It happens sometimes, in this case you can use the "Capture after delay" button in RenderDoc to trigger a capture. Don't forget to make sure to move in the 3D viewport at the very time the capture occurs.
 
+### Importing fails with some "UnicodeEncodeError"
+
+Remove any special character from your filename and from the directories that contain it.
+
+### Importing fails with 'key "Principled BSDF" not found'
+
+Make sure your Blender is in English, do not used a translated interface (sorry).
+
+Frequently Asked Questions
+--------------------------
+
 ### How to increase the level of detail?
 
 If you want better quality captures, you should know that Google Maps loads LoDs (Levels of Details) in relation with the window size of your web browser. There is several way to increase it:
@@ -147,10 +160,6 @@ Even though it won't make miracles, the following can help:
 
 Although I don't know how to automate the capture itself, you can easily automate the importing part, see [this issue](https://github.com/eliemichel/MapsModelsImporter/issues/39) for an example of automation script, or [this one](https://github.com/eliemichel/MapsModelsImporter/issues/128) to import all rdc files from a directory.
 
-### Importing fails with some "UnicodeEncodeError"
-
-Remove any special character from your filename and from the directories that contain it.
-
 Notable use cases
 -----------------