What are common issues with using JPGraph in PHP and how can they be resolved?

Issue: One common issue with using JPGraph in PHP is that the fonts may not display correctly or may be missing. This can be resolved by ensuring that the font files are correctly configured in the JPGraph library. 

// Specify the path to the font files in JPGraph
define('TTF_DIR','/usr/share/fonts/truetype/');

// Specify the path to the TTF font files
define('JPG_TTF_DIR','/usr/share/fonts/truetype/');

// Specify the path to the JPGraph library
require_once ('jpgraph/jpgraph.php');

Keywords

JPGraph PHP troubleshooting error messages resolution

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