Tested on Debian 12.7 and only happens in a few mails where the printer dialogue doesn’t open from the preview window, but doesn’t crash. When the preview window is closed, this is the console output:
Error: (-3) loading 'file:///tmp/print.html'
at rejectAndCleanup (node:electron/js2c/browser_init:2:78355)
at finishListener (node:electron/js2c/browser_init:2:78517)
at WebContents.stopLoadingListener (node:electron/js2c/browser_init:2:78904)
at WebContents.emit (node:events:518:28)
at WebContents.emit (node:domain:488:12) {
errno: -3,
code: '',
url: 'file:///tmp/print.html'
} { pluginIds: [ 'print' ] }
Raven: 429 - undefined