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column's children must not contain any null values, but a null value was found at index 0 #42

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Its-NK opened this issue Sep 28, 2021 · 1 comment
Open

column's children must not contain any null values, but a null value was found at index 0 #42

Its-NK opened this issue Sep 28, 2021 · 1 comment

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@Its-NK
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Its-NK commented Sep 28, 2021

hey, i was following the xylophone app section and this happened when i called the function from inside the column. what's the problem i couldn't find out.
error
@MuhammadBilalAkbar
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MuhammadBilalAkbar commented Feb 23, 2022 •
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Show the method buildtiles in you program

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@MuhammadBilalAkbar @Its-NK