Closed Bug 1574122 Opened Last month Closed Last month

Warning: Each child in a list should have a unique "key" prop.

Categories

(DevTools :: Debugger, defect, P2)

defect

Tracking

(firefox70 fixed)

RESOLVED FIXED
Firefox 70
Tracking Status
firefox70 --- fixed

People

(Reporter: Honza, Assigned: davidwalsh)

References

(Blocks 1 open bug)

Details

(Whiteboard: [debugger-reserve])

Attachments

(1 file)

I am seeing the following warning in the Browser Console when hitting DOM Mutation BP.

Warning: Each child in a list should have a unique "key" prop.

Check the render method of `DOMMutationBreakpointsContents`. See https://fb.me/react-warning-keys for more information.
    in li (created by DOMMutationBreakpointsContents)
    in DOMMutationBreakpointsContents (created by Connect(DOMMutationBreakpointsContents))
    in Connect(DOMMutationBreakpointsContents) (created by DomMutationBreakpoints)
    in DomMutationBreakpoints (created by Connect(DomMutationBreakpoints))
    in Connect(DomMutationBreakpoints) (created by SecondaryPanes)
    in div (created by Accordion)
    in li (created by Accordion)
    in ul (created by Accordion)
    in Accordion (created by SecondaryPanes)
    in div (created by SecondaryPanes)
    in div (created by SecondaryPanes)
    in div (created by SecondaryPanes)
    in SecondaryPanes (created by Connect(SecondaryPanes))
    in Connect(SecondaryPanes) (created by App)
    in div (created by SplitBox)
    in div (created by SplitBox)
    in SplitBox (created by App)
    in div (created by A11yIntention)
    in A11yIntention (created by App)
    in div (created by App)
    in App (created by Connect(App))
    in Connect(App)
    in Provider
    in Provider react-dev.js:276:32

Honza

Priority: -- → P2
Assignee: nobody → dwalsh
Blocks: dbg-70
Status: NEW → ASSIGNED
Whiteboard: [debugger-reserve]
Pushed by dwalsh@mozilla.com:
https://hg.mozilla.org/integration/autoland/rev/1d4db40e38dd
Provide a key for DOM Mutation breakpoint items r=jlast
Status: ASSIGNED → RESOLVED
Closed: Last month
Resolution: --- → FIXED
Target Milestone: --- → Firefox 70
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