Fatal error: Uncaught Error: Class 'Zend_Barcode_Renderer_RendererAbstract' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\Zend\Barcode\Renderer\Image.php:34
Stack trace:
#0 {main}
  thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\Zend\Barcode\Renderer\Image.php on line 34