TypeError in /bootcamp/custom_functions/is_numeric/edit

[iHiD]

Error in v3 (client side)

TypeError in /bootcamp/custom_functions/is_numeric/edit
Cannot read properties of undefined (reading 'timelineTime')

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Stacktrace

../app/javascript/components/bootcamp/JikiscriptExercisePage/Scrubber/useScrubber.ts:194 - 
../app/javascript/components/bootcamp/JikiscriptExercisePage/Scrubber/useScrubber.ts:281 - 

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