>>696
以下のように書かれていました

[2021-03-06 14:54:36.313] [error] Unhandled Rejection at: {} reason: TypeError: Cannot read property 'mainMenu' of undefined
at Object.mainmenu (○:\△△△\Siki-win32-x64\resources\app.asar\assets\main.js:8:189464)
at IpcMainImpl.<anonymous> (○:\△△△\Siki-win32-x64\resources\app.asar\assets\main.js:8:197787)
at IpcMainImpl.emit (events.js:315:20)
at Object.<anonymous> (electron/js2c/browser_init.js:157:9051)
at Object.emit (events.js:315:20)