[DI] Add null check for removeChild
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@ -324,7 +324,9 @@ class XmlFileLoader extends FileLoader
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$domElement->parentNode->replaceChild($tmpDomElement, $domElement);
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$tmpDomElement->setAttribute('id', $id);
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} else {
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$domElement->parentNode->removeChild($domElement);
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if (null !== $domElement->parentNode) {
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$domElement->parentNode->removeChild($domElement);
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}
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}
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}
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}
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