Hello.
File pChart.php line 198 (method pChart::loadColorPalette) the function split is deprecated and throws errors on the trace :
>> ERROR TRACER STARTS : 2010/Jun/24 10:06:09 ----------------------------------------------------------------------------------------------------------------
Function split() is deprecated in /home/web/html/backoffice/library/pChart/pChart.class.php at line 198
Function split() is deprecated in /home/web/html/backoffice/library/pChart/pChart.class.php at line 198
Function split() is deprecated in /home/web/html/backoffice/library/pChart/pChart.class.php at line 198
Function split() is deprecated in /home/web/html/backoffice/library/pChart/pChart.class.php at line 198
Function split() is deprecated in /home/web/html/backoffice/library/pChart/pChart.class.php at line 198
Function split() is deprecated in /home/web/html/backoffice/library/pChart/pChart.class.php at line 198
Function split() is deprecated in /home/web/html/backoffice/library/pChart/pChart.class.php at line 198
This can be easily fixed by using 'explode' instead of 'split'.
I also suggest to use the function 'file_get_content' to retrieve file's buttfer insteead of 'fopen'.