findDOMNode is deprecated in StrictMode.

[davidnewcomb]

Go to: http://localhost:3000/user/[email protected]
hover over first trash can and see this on the console.

Warning: findDOMNode is deprecated in StrictMode. findDOMNode was passed an instance of Transition which is inside StrictMode. Instead, add a ref directly to the element you want to reference. Learn more about using refs safely here: https://fb.me/react-strict-mode-find-node
    in div (created by Transition)
    in Transition (created by ForwardRef(Grow))
    in ForwardRef(Grow) (created by ForwardRef(Popper))
    in div (created by ForwardRef(Popper))
    in ForwardRef(Portal) (created by ForwardRef(Popper))
    in ForwardRef(Popper) (created by ForwardRef(Tooltip))
    in ForwardRef(Tooltip) (created by WithStyles(ForwardRef(Tooltip)))
    in WithStyles(ForwardRef(Tooltip)) (at MessagesTableRow.js:22)
    in a (created by LinkAnchor)
    in LinkAnchor (created by Context.Consumer)
    in Link (created by Context.Consumer)
    in NavLink (at MessagesTableRow.js:21)
    in td (created by ForwardRef(TableCell))
    in ForwardRef(TableCell) (created by WithStyles(ForwardRef(TableCell)))
    in WithStyles(ForwardRef(TableCell)) (at MessagesTableRow.js:20)
    in tr (created by ForwardRef(TableRow))
    in ForwardRef(TableRow) (created by WithStyles(ForwardRef(TableRow)))
    in WithStyles(ForwardRef(TableRow)) (at MessagesTableRow.js:19)
    in MessagesTableRow (at MessagesTable.js:43)
    in tbody (created by ForwardRef(TableBody))
    in ForwardRef(TableBody) (created by WithStyles(ForwardRef(TableBody)))
    in WithStyles(ForwardRef(TableBody)) (at MessagesTable.js:41)
    in table (created by ForwardRef(Table))
    in ForwardRef(Table) (created by WithStyles(ForwardRef(Table)))
    in WithStyles(ForwardRef(Table)) (at MessagesTable.js:30)
    in div (created by ForwardRef(Paper))
    in ForwardRef(Paper) (created by WithStyles(ForwardRef(Paper)))
    in WithStyles(ForwardRef(Paper)) (created by ForwardRef(Card))
    in ForwardRef(Card) (created by WithStyles(ForwardRef(Card)))
    in WithStyles(ForwardRef(Card)) (at MessagesTable.js:29)
    in div (at MessagesTable.js:20)
    in MessagesTable (at EmailDestinationList.js:57)
    in div (at EmailDestinationList.js:55)
    in EmailDestinationList (at ListUserMessagePage.js:28)
    in div (at ListUserMessagePage.js:25)
    in ListUserMessagePage (created by Context.Consumer)
    in Route (at App.js:55)
    in Switch (at App.js:35)
    in div (created by Container)
    in Container (at App.js:31)
    in Router (created by BrowserRouter)
    in BrowserRouter (at App.js:30)
    in BreadcrumbContextProvider (at App.js:29)
    in App (at src/index.js:10)
    in StrictMode (at src/index.js:9)