The error message you have got because you are trying to run a corrupted or missing d3dx9.dll file. Windows displays the above message when system unable to run d3dx9.dll file. To fix the issue, you can restore it. Here is the link to download d3dx9.dll file.
After download the file, restore it to your System32 folder. That should fix the issue.
-- View this message in context: http://wine.1045685.n5.nabble.com/GSoC-2011-Implement-Missing-Mesh-Functions... Sent from the Wine - Devel mailing list archive at Nabble.com.