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Warning: require_once(PagSeguroLibrary.php): Failed to open stream: No such file or directory in /var/www/wr_new/gerar-doacao.php on line 12

Fatal error: Uncaught Error: Failed opening required 'PagSeguroLibrary.php' (include_path='.:/var/www/html/:/var/www/html/chat/:/var/www/wr/:/var/www/wrc:/var/www/curriculo') in /var/www/wr_new/gerar-doacao.php:12 Stack trace: #0 {main} thrown in /var/www/wr_new/gerar-doacao.php on line 12