—ACCES-Mathieu If you modify the package.json file after exporting, please also provide the edited version. So far I can't notice anything special with the files.
ACCES-Mathieu The only version I could find is the one released on the 12th August 2019 (v0.40.1), I will base the report on that. I still need more info.
Any minimal project for reproduction would help. Since part of what you're reporting is a crash, could you please ask a user to zip up the folder called crashpad? I know it's probably something you'd like to avoid but there are no other options, unless you can provide something for reproduction. [%LOCALAPPDATA%\#PROJECT NAME#\User Data\CrashPad]
A common point between them is that their Windows are not kept up to date.
How outdated are the systems? The problems that come with outdated systems are usually not caused by the OS itself but by the drivers not being up to date. Most of them are included in the Windows Updater nowadays. Issues with the renderer (e.g. outdated graphics driver) should be inside the crashlog as well.