using DDK 2600.1106, the error message is: error C2220: warning treated as error - no object file generated error C4244: '+=' : conversion from 'double' to 'SHORT', possible loss of data how to turn of the C2220 error of the build utility in DDK?? or, does anyone know how to convert double to short in driver programming? I tried the cast method, but it doesn't work. Thanks for help!! ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.de/