In Version 0.99.132.1.1-rc (WebKit 621.1.2.111.4) when closing a tab tree on the veritcal layout with a child the entire browser freezes and has to be force quit.
The tab should close and not freeze the browser.
In Version 0.99.132.1.1-rc (WebKit 621.1.2.111.4) when closing a tab tree on the veritcal layout idVersion 0.99.132.1.1-rc (WebKit 621.1.2.111.4)
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