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在"editing-did-ended"事件中摧毁EditBox所在节点的间接父节点时出错 #17890

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mcube-12139 opened this issue Nov 20, 2024 · 0 comments
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Bug Needs Triage Needs to be assigned by the team

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Cocos Creator version

3.8.4

System information

Windows 10 Editor

Issue description

在EditBox组件所在节点的editing-did-ended事件中摧毁其间接父节点(爷节点)时,产生错误,似乎是一个引擎内部错误。
非必现,但重现概率较高,原因不明。

Relevant error log output

[PreviewInEditor] Cannot read property 'length' of null 
TypeError: Cannot read property 'length' of null 
    at Node._updateSiblingIndex (C:\ProgramData\cocos\editors\Creator\3.8.4\resources\resources\3d\engine\bin\.cache\dev\editor\bundled\index.js:45101:46) 
    at eval (C:\ProgramData\cocos\editors\Creator\3.8.4\resources\resources\3d\engine\bin\.cache\dev\editor\bundled\index.js:97958:18) 
    at Map.forEach (<anonymous>) 
    at _sortSiblings (C:\ProgramData\cocos\editors\Creator\3.8.4\resources\resources\3d\engine\bin\.cache\dev\editor\bundled\index.js:97956:45) 
    at Director.emit (C:\ProgramData\cocos\editors\Creator\3.8.4\resources\resources\3d\engine\bin\.cache\dev\editor\bundled\index.js:137495:19) 
    at Director.tick (C:\ProgramData\cocos\editors\Creator\3.8.4\resources\resources\3d\engine\bin\.cache\dev\editor\bundled\index.js:17660:20) 
    at Game._updateCallback (C:\ProgramData\cocos\editors\Creator\3.8.4\resources\resources\3d\engine\bin\.cache\dev\editor\bundled\index.js:19321:22) 
    at updateCallback (C:\ProgramData\cocos\editors\Creator\3.8.4\resources\resources\3d\engine\bin\.cache\dev\editor\bundled\index.js:78612:20) 
    at sentryWrapped (C:\ProgramData\cocos\editors\Creator\3.8.4\resources\app.asar\node_modules\src\helpers.ts:100:17) 

Steps to reproduce

  1. 新建场景。
  2. 在Canvas节点下创建节点A。
  3. 在节点A下创建节点B。
  4. 在节点B下创建UI Component - EditBox节点。
  5. 创建TypeScript组件NodeControl,写入如下代码:
import { _decorator, Component, EditBox } from 'cc';
const { ccclass, property } = _decorator;

@ccclass('NodeControl')
export class NodeControl extends Component {
    @property(EditBox)
    editBox: EditBox;

    start() {
        this.editBox.node.on("editing-did-ended", (editBox: EditBox) => {
            this.node.destroy();
        }, this);
    }
}
  1. 附加NodeControl组件到节点A上。
  2. 在Inspector中将EditBox节点拖入editBox属性。
  3. 保存,在编辑器中运行预览该场景,在输入框中输入任意内容,然后按下Enter键。

Minimal reproduction project

editbox-bug.zip

@mcube-12139 mcube-12139 added Bug Needs Triage Needs to be assigned by the team labels Nov 20, 2024
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