wpf - Unable to edit XAML Property, Yellow border in VS2012 -

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im trying edit borderbrush (edit: or indeed element requires color picker) in vs2012 properties pane.

after selecting border element in mainwindow select brush > borderbrush >solid color brush in property pane.

there yellow border around color picker , rgba values , im not able change in editor, can enter values fine mainwindow element xaml ie borderbrush="#ff777777" cant set them property editor!

what can editor working?

the solution have found date re-start vs2012.


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