TypeError: Cannot read property ‘root’ of null
at D:\tools\cocos\CocosDashboard\resources.editors\Creator\2.4.4\resources\app.asar\editor\page\scene-utils\dump\get-node-dump.js:1:5308
at e (D:\tools\cocos\CocosDashboard\resources.editors\Creator\2.4.4\resources\app.asar\editor\page\scene-utils\dump\get-node-dump.js:1:5415)
at D:\tools\cocos\CocosDashboard\resources.editors\Creator\2.4.4\resources\app.asar\editor\page\scene-utils\dump\get-node-dump.js:1:5444
at Array.forEach ()
at e (D:\tools\cocos\CocosDashboard\resources.editors\Creator\2.4.4\resources\app.asar\editor\page\scene-utils\dump\get-node-dump.js:1:5432)
at D:\tools\cocos\CocosDashboard\resources.editors\Creator\2.4.4\resources\app.asar\editor\page\scene-utils\dump\get-node-dump.js:1:5444
at Array.forEach ()
at e (D:\tools\cocos\CocosDashboard\resources.editors\Creator\2.4.4\resources\app.asar\editor\page\scene-utils\dump\get-node-dump.js:1:5432)
at D:\tools\cocos\CocosDashboard\resources.editors\Creator\2.4.4\resources\app.asar\editor\page\scene-utils\dump\get-node-dump.js:1:5453
at D:\tools\cocos\CocosDashboard\resources.editors\Creator\2.4.4\resources\app.asar\editor\page\scene-utils\dump\get-node-dump.js:1:5459
cocos 版本 2.4.4
请问这个是什么错误？该如何处理？