I updated Vortex this morning to the 1.8.5 version, and it turns out that the Skyrim SE game extension isn't invalid anymore, Vortex says it should have the required property "requiredFiles", here are the details of the error :
Error: Invalid game extension: should have required property 'requiredFiles'
at context.registerGame [as callback] (C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:3069:128)
at C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:8619:203
at Array.forEach (<anonymous>)
at C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:8619:96
at Array.forEach (<anonymous>)
at ContextProxyHandler.invokeAdditions (C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:8619:48)
at ExtensionManager.applyExtensionsOfExtensions (C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:8678:214)
at init (C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:8330:114)
at 8052 (C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:8345:136)
at __webpack_require__ (C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:10557:39)
at C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:10560:71
at Object.<anonymous> (C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:10560:133)
at Object.<anonymous> (C:\Program Files\Black Tree Gaming Ltd\Vortex\resources\app.asar\renderer.js:10562:3)
at Module._compile (node:internal/modules/cjs/loader:1241:14)
at Module._extensions..js (node:internal/modules/cjs/loader:1296:10)
at Module.load (node:internal/modules/cjs/loader:1096:32)
