Cocos 3d 3.4版本保存预制体过程中崩溃，再次打开预制体文件损坏报错，且体积为0

Creator 3.x
#1

error: [Assets] Importer exec failed: {assetD:\Work\DT\1\assets\Package\Prefab\workshop.prefab}Error: [Assets] Importer exec failed: {assetD:\Work\DT\1\assets\Package\Prefab\workshop.prefab}

at Object.error (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\@sentry\src\instrument\console.ts:40:20)

at Object.error (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\builtin\asset-db\dist\worker\console.ccc:1:1409)

at ImportTask.importAsset (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\@editor\asset-db\libs\task.ccc:1:3044)

at ImportTask.exec (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\@editor\asset-db\libs\task.ccc:1:731)

at ParallelQueue._generate (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\@editor\asset-db\libs\asset-db.ccc:1:3243)

2026-1-28 13:14:36 - error: [Assets] D:\Work\DT\1\assets\Package\Prefab\workshop.prefab: Unexpected end of JSON inputSyntaxError: D:\Work\DT\1\assets\Package\Prefab\workshop.prefab: Unexpected end of JSON input

at JSON.parse (<anonymous>)

at _readFile (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\fs-extra\node_modules\jsonfile\index.js:25:16)

at import (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\modules\engine-extensions\extensions\engine-extends\dist\handler\assets\scene\prefab.ccc:1:943)

at CustomImporter.import (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\builtin\asset-db\dist\worker\manager\asset-handler-manager.ccc:1:1243)

导入会显示：error: [Scene] open prefab failed aa03fadd-3022-4587-bb02-ed8de774f5e0 Error: download failed: import://aa/aa03fadd-3022-4587-bb02-ed8de774f5e0.json?_t=1769578356712, status: 0(error)

at XMLHttpRequest.eval (eval at wrapExecute (D:\Program Files\CocosEditors\Creator\3.8.4\resources\resources\3d\engine\bin\.cache\dev\editor\loader.js:9102:16), <anonymous>:127583:20)

at XMLHttpRequest.sentryWrapped (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\src\helpers.ts:100:17)Error: [Scene] open prefab failed aa03fadd-3022-4587-bb02-ed8de774f5e0 Error: download failed: import://aa/aa03fadd-3022-4587-bb02-ed8de774f5e0.json?_t=1769578356712, status: 0(error)

at Logger.record (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\@base\electron-logger\lib\renderer.ccc:55:18)

at console.<anonymous> (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\@base\electron-logger\lib\renderer.ccc:142:16)

at console.error (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\node_modules\@sentry\src\instrument\console.ts:40:20)

at SceneFacadeManager.openScene (D:\Program Files\CocosEditors\Creator\3.8.4\resources\app.asar\builtin\scene\dist\script\3d\facade\scene-facade-manager.ccc:1:7284)，想问有没有平时备份的文件可以供查询或者尽量恢复下，搞了好多天的成果一下都没了 :sob: