I just updated MikTeX after some problems with LyX lately. (LyX 2.2.3, Windows 10, 64 bit).
When trying to preview a LyX document, I get the following error message: [cid:image003.jpg@01D3CA9A.7F05B090] When clicking on “Yes”, the following detail pops up: [cid:image004.jpg@01D3CA9A.7F05B090] Anyone got a clue? -Bernt