it will prompt Uncaught TypeError: Cannot set property 'undefined-menu-' of undefined when using typescrpt in Menu.SubMenu

[FocusHuang]

• I have searched the issues of this repository and believe that this is not a duplicate.

Version

2.1.4

Environment

vue 3.0.5

Reproduction link

https://github.com/vueComponent/ant-design-vue

Steps to reproduce

basic-menu-item:


<sub-menu
v-if="hasChildren(item) && getShowMenu"

What is expected?

will not prompt the error

What is actually happening?

SubMenu.js:50 Uncaught TypeError: Cannot set property 'undefined-menu-' of undefined
at updateDefaultActiveFirst2 (ant-design-vue.js:22416)
at Proxy.data17 (ant-design-vue.js:22514)
at resolveData (chunk-USWSIKGU.js:5634)
at applyOptions (chunk-USWSIKGU.js:5473)
at finishComponentSetup (chunk-USWSIKGU.js:6092)
at handleSetupResult (chunk-USWSIKGU.js:6062)
at setupStatefulComponent (chunk-USWSIKGU.js:6037)
at setupComponent (chunk-USWSIKGU.js:5990)
at mountComponent (chunk-USWSIKGU.js:4279)
at processComponent (chunk-USWSIKGU.js:4258)

[tangjinzhou]

update to 2.2.0-beta.2

[github-actions]

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