[Bug 51515] Re: I get an error message when doing anything with the panel

[kostas mitropoulos]

The error message still pops up. When the slider for transparency is
moved to the Opaque and it reaches the end of it's travel I get the
error message

** Attachment added: "screenshot and actions of error"
   http://librarian.launchpad.net/4717019/bug.png

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I get an error message when doing anything with the panel
https://launchpad.net/bugs/51515