Comment out the line in config.txt file that mentions PaletteFile.bmp. That used to be used for 256 (8-bit) color support, which isn't used now. Only 16, 24, and 32 bit color is supported.
Also make sure the line
Color_Bits = 24
is still set to 32 or 24 (in config.txt file).
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CocoaSpud
Dungeon Craft Development Team
http://uaf.sourceforge.net