Some of the handlers that are still enabled (Link Shell Extension) could be involved (and have caused issues in the past Crash Related to Link Shell Extension and a Junction - #6 by andersonnnunes, although it was fixed in an update and is usually fine).
If it doesn't seem to be caused by a shell extension, the best thing to do is move files out of the folder until it stops happening, then narrow down which file or type of file is triggering the problem.
Make sure none of the shortcuts (.lnk files) point to things on the network that don't exist, or would be slow to query.
If you still can't track down the trigger, please make a Process Monitor log of what happens: