1. Go to Angry Birds installation path, and locate the config.lua file. Open with notepad.
2. Change the display resolution. Width =1024 and height = 600 (This is the supported resolution for Angry Birds).
3. Save and close it, Run the game to see if the error message is fixed.
If the problem isn't fixed by doing this then you might not have a graphics driver correctly installed on your computer for OpenGL.
We have put together a help page for help getting you running with OpenGL.
This document relates to:
ESS945: Angry Birds
ESS946: Angry Birds Rio
ESS1029: Angry Birds Star Wars II