Warning: Failed prop type: The prop `xs` of `Grid` must be used on `item`.
in WithStyles(ForwardRef(Grid)) (at ERC.js:224)
in ERC (created by Context.Consumer)
in withRouter(ERC) (created by Context.Consumer)
in Route (at App.js:122)
in div (at App.js:115)
in div (at App.js:114)
in Router (created by HashRouter)
in HashRouter (at App.js:113)
in div (at App.js:105)
in ThemeProvider (at App.js:104)
in App (at src/index.js:7) index.js:1472