Bug: Layout tab unhooks, appears in the middle of the screen

Rhino
, , ,
1

Hi,
When I switch to ‘layout’ view via the view tabs at the bottom of the screen, the layout tab drops out and floats in the middle of the screen. Is this normal?
Thanks for your help,
Best,

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11920×1061 74.2 KB

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21920×1061 73.6 KB

Layout.txt (4.4 KB)
Layout.3dm (3.3 MB)