Nil value error for UIOptions window

[Arturus]

Whenever i try to open the Interface Options window for WoW, i get an error stating" \Interface\FrameXML\UIoptionsframe.lua attempted to concatanate a nil value." with the numbers 211 and 167.

Also get a line about UiFrameOptionsCameraDropDownOnEnter

[sarf]

http://www.fukt.bth.se/~k/wow/cosmos/oldcosmos/

Download and unzip the latest version available to your WoW directory.

Do not run Cosmos*****.

Sarf
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The world owes all its onward impulses to men ill at ease. The happy man confines himself within ancient limits.