What steps will reproduce the problem?
1. So far any casting (e.g., disenchanting, forming cloth bolts, and spells)
2.
3.

What is the expected output? What do you see instead?
Expect to see castbar in player unit frame. It appears however the bar progression is not colored in, and the cast bar remains after  the cast is complete

What version of the product are you using?
r20090915

Do you have an error log of what happened?
I get the following 3 errors when this happens:

2009/09/26 09:14:42-2722-x4]: ShadowedUnitFrames\modules\cast.lua:388 attempt to index field 'castColors' (a nil value)
ShadowedUnitFrames\modules\cast.lua:225 in function `?'
ShadowedUnitFrames\modules\units.lua:272 in function <...nterface\AddOns\ShadowedUnitFrames\modules\units.lua:269

  ---

[2009/09/26 09:14:44-2722-x579]: ShadowedUnitFrames\modules\cast.lua:164 attempt to index field 'castColors' (a nil value)

  ---

[2009/09/26 09:14:44-2722-x7]: ShadowedUnitFrames\modules\cast.lua:249 attempt to index field 'castColors' (a nil value)
ShadowedUnitFrames\modules\units.lua:272 in function <...nterface\AddOns\ShadowedUnitFrames\modules\units.lua:269

  ---

Please provide any additional information below.