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1
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Cannot read property 'insertBefore' of null

Hello,

Using the Scheduler + editorTemplate when navigating from the scheduler to another option in the menu (Grid/Chart), the following error is triggered:

 TypeError: Cannot read property 'insertBefore' of null

    at n.s.destroy (common.js:94)

    at n.i.componentWillUnmount (util.js:7)

    at callComponentWillUnmountWithTimer (react-dom.development.js:16519)

    at HTMLUnknownElement.callCallback (react-dom.development.js:158)

    at Object.invokeGuardedCallbackDev (react-dom.development.js:198)

    at invokeGuardedCallback (react-dom.development.js:244)

    at safelyCallComponentWillUnmount (react-dom.development.js:16524)

    at commitUnmount (react-dom.development.js:16964)

    at commitNestedUnmounts (react-dom.development.js:17005)

    at unmountHostComponents (react-dom.development.js:1723


The above error occurred in the component:

    in n (created by bound editorTemplate)

    in td (created by bound editorTemplate)

    in tr (created by bound editorTemplate)

    in tbody (created by bound editorTemplate)

    in table (created by bound editorTemplate)

    in bound editorTemplate

    in div (created by t)

    in t (created by App)

    in div (created by App)

    in div (created by App)

    in div (created by App)

    in App

    in Route (created by App)

    in Switch (created by App)

    in App

    in Router (created by BrowserRouter)

    in BrowserRouter


You can reproduce this error using the link hereunder:

https://stackblitz.com/edit/react-gw2nep?file=src/App.js