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dont crash with null-ref (#12274)

This commit is contained in:
Hinaloe 2019-11-04 20:58:19 +09:00 committed by Eugen Rochko
parent 3b609da9bd
commit 8568018935

View File

@ -164,7 +164,9 @@ class SwitchingColumnsArea extends React.PureComponent {
}
setRef = c => {
this.node = c.getWrappedInstance();
if (c) {
this.node = c.getWrappedInstance();
}
}
render () {