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Fatal error: Uncaught ValueError: Path cannot be empty in D:\HTTP\htdocs\gincludes\jpgraph-3.0.7\src\Examples\show-source.php:1 Stack trace: #0 D:\HTTP\htdocs\gincludes\jpgraph-3.0.7\src\Examples\show-source.php(1): highlight_file('') #1 {main} thrown in D:\HTTP\htdocs\gincludes\jpgraph-3.0.7\src\Examples\show-source.php on line 1