Question: Bizarre sidebar behavior/hangs in High Sierra
Since upgrading to High Sierra, I've seen very odd behavior and hangs related to the sidebar in the Finder and File Open/Save dialogs. Below is a video showing this behavior. I've documented more about this in another post, but it is a system-wide issue and I wanted to know if anyone else was seeing this sort of problem. My question is, what system process/extension/plugins control the sidebar and what can I do to troubleshoot this?
In the video you will see me making a "figure 8" with the mouse. That means it is beachballing. This issue is NOT specific to this application (Base) but occurs in the Finder and every application that uses a file open/save dialog. Sometimes it can take up to 30 seconds for the window to populate with my Favorites and other normal con
iMac Pro, macOS High Sierra (10.13.3)