You need to change this files on merge.lst
Go to:
...\Infogrames\Grand Prix 4\GPSAVES\Carsets\GP2 2011 version 1.0\Settings\Merge.lst (and open it with notepad).
Change the "performance lines" to this ones:
Performance\%team11%\2011-Istanbul 1.txt,gpxpdata\2011-Istanbul 1.txt
Performance\%team11%\2011-Istanbul 2.txt,gpxpdata\2011-Istanbul 2.txt
Performance\%team11%\2011-Barcelona 1.txt,gpxpdata\2011-Barcelona 1.txt
Performance\%team11%\2011-Barcelona 2.txt,gpxpdata\2011-Barcelona 2.txt
Performance\%team11%\2011-Monaco 1.txt,gpxpdata\2011-Monaco 1.txt
Performance\%team11%\2011-Monaco 2.txt,gpxpdata\2011-Monaco 2.txt
Performance\%team11%\2011-Valencia 1.txt,gpxpdata\2011-Valencia 1.txt
Performance\%team11%\2011-Valencia 2.txt,gpxpdata\2011-Valencia 2.txt
Performance\%team11%\2011-Silverstone 1.txt,gpxpdata\2011-Silverstone 1.txt
Performance\%team11%\2011-Silverstone 2.txt,gpxpdata\2011-Silverstone 2.txt
Performance\%team11%\2011-Nurburgring 1.txt,gpxpdata\2011-Nurburgring 1.txt
Performance\%team11%\2011-Nurburgring 2.txt,gpxpdata\2011-Nurburgring 2.txt
Performance\%team11%\2011-Hungaroring 1.txt,gpxpdata\2011-Hungaroring 1.txt
Performance\%team11%\2011-Hungaroring 2.txt,gpxpdata\2011-Hungaroring 2.txt
Performance\%team11%\2011-SpaFrancorchamps 1.txt,gpxpdata\2011-SpaFrancorchamps 1.txt
Performance\%team11%\2011-SpaFrancorchamps 2.txt,gpxpdata\2011-SpaFrancorchamps 2.txt
Performance\%team11%\2011-Monza.txt,gpxpdata\2011-Monza.txt
And go PLAY!!!!
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