スレッドをスクロールすると、返信とフッターの間にページ下部に空白のセクションが表示される

When viewing a thread on our Discourse site, mobile and desktop users see a blank white section when they scroll to the bottom, and must scroll back up several times to return to the content.

Example: Recently diagnosed T1 diabetics/parents: How was the injections vs pumping option presented to you? - Newly Diagnosed - JDRF TypeOneNation Community Forum

「いいね!」 1

Since it’s doesn´t happen under Safe Mode it means it’s a bug on your own custom theme.

Can you double check the footer implementation?

「いいね!」 3