Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

Warning: Failed prop type: The prop `"aria-label"` is marked as required in `Grid`, but its value is `undefined` after update from v9.21.2 to 9.22.0

See original GitHub issue

Bug Report

Warning: Failed prop type: The prop `"aria-label"` is marked as required in `Grid`, but its value is `undefined`.
    in Grid (created by List)
    in List (created by Styled(List))
    in Styled(List) (created by AutoSizer)
    in div (created by AutoSizer)
    in AutoSizer (created by Geschaefte)
    in ErrorBoundary (created by MyErrorBoundary)
    in MyErrorBoundary (created by Geschaefte)
    in div (created by styled.div)
    in styled.div (created by Geschaefte)
    in div (created by styled.div)
    in styled.div (created by Geschaefte)
    in div (created by styled.div)
    in styled.div (created by Geschaefte)
    in ErrorBoundary (created by MyErrorBoundary)
    in MyErrorBoundary (created by Geschaefte)
    in Geschaefte (created by GeschaefteLayout)
    in div (created by Pane)
    in Pane (created by SplitPane)
    in div (created by SplitPane)
    in SplitPane (created by Styled(SplitPane))
    in Styled(SplitPane) (created by GeschaefteLayout)
    in GeschaefteLayout (created by App)
    in App
printWarning @ checkPropTypes.js:20
checkPropTypes @ checkPropTypes.js:82
validatePropTypes @ react.development.js:1714
createElementWithValidation @ react.development.js:1813
render @ List.js:228
finishClassComponent @ react-dom.development.js:17160
updateClassComponent @ react-dom.development.js:17110
beginWork @ react-dom.development.js:18620
beginWork$1 @ react-dom.development.js:23179
performUnitOfWork @ react-dom.development.js:22157
workLoopSync @ react-dom.development.js:22130
performSyncWorkOnRoot @ react-dom.development.js:21756
scheduleUpdateOnFiber @ react-dom.development.js:21188
updateContainer @ react-dom.development.js:24373
(anonymous) @ react-dom.development.js:24758
unbatchedUpdates @ react-dom.development.js:21903
legacyRenderSubtreeIntoContainer @ react-dom.development.js:24757
render @ react-dom.development.js:24840
_callee$ @ index.js:31
u @ exceljs.min.js:3
(anonymous) @ exceljs.min.js:3
forEach.e.<computed> @ exceljs.min.js:3
asyncGeneratorStep @ index.js:193350
_next @ index.js:193352
Promise.then (async)
asyncGeneratorStep @ index.js:193350
_next @ index.js:193352
(anonymous) @ index.js:193352
(anonymous) @ index.js:193352
run @ index.js:13
./src/index.js @ index.js:39
__webpack_require__ @ bootstrap:789
fn @ bootstrap:100
0 @ index.js:196538
__webpack_require__ @ bootstrap:789
(anonymous) @ bootstrap:856
(anonymous) @ bootstrap:856

See Sandbox: https://codesandbox.io/s/react-virtualized-list-with-width-100-6wbkh

What is the current behavior?

Above warning occurs.

What is the expected behavior?

No warning, as in v9.21.2

Which versions of React and react-virtualized, and which browser / OS are affected by this issue? Did this work in previous versions of react-virtualized?


Browser	chrome up to date
OS	windows 10
React	16.13.1
React DOM	16.13.1
react-virtualized	9.22.0

Issue Analytics

State:
Created 3 years ago
Reactions:2
Comments:5 (2 by maintainers)

Top GitHub Comments

4reactions

Hypnosphicommented, Aug 10, 2020

should be fixed by updating babel-plugin-flow-react-proptypes to 26.0.0

1reaction

Hypnosphicommented, Aug 17, 2020

@while-rising-ltd

I don’t have babel-plugin-flow-react-proptypes

react-virtualized itself does use it, that’s the problem. Please try 9.22.1

Top Results From Across the Web

Failed prop type: The prop `value` is marked as required in ...

Warning : Failed prop type: The prop value is marked as required in TextInput , but its value is undefined . Here's the...

How to validate React props using PropTypes - LogRocket Blog

Learn how to validate props with React PropTypes, React's internal mechanism for adding type checking to component props.

Don't know how to fix some React/Material UI errors I'm getting

Warning : Failed prop type: The prop `open` is marked as required in `ForwardRef(Modal)`, but its value is `undefined`. Judging by the traceback, ......

invalid prop `rows` of type `object` supplied to `forwardref ...

Warning : Failed prop type: Invalid prop rows of type object supplied to ForwardRef(DataGrid), expected array.` Update after i remove the Object.fromEntries. ......

ARIA: grid role - Accessibility - MDN Web Docs - Mozilla

The grid role is for a widget that contains one or more rows of cells. The position of each cell is significant and...