Notice: Undefined variable: pagetitle in D:\xampp\htdocs\elmontedesion\sis_bib\notas\admin\templates\common\main.php on line 6 - Notice: Undefined variable: sitetitle in D:\xampp\htdocs\elmontedesion\sis_bib\notas\admin\templates\common\main.php on line 6

Fatal error: Uncaught Error: Class 'Configuration' not found in D:\xampp\htdocs\elmontedesion\sis_bib\notas\admin\templates\common\main.php:42 Stack trace: #0 {main} thrown in D:\xampp\htdocs\elmontedesion\sis_bib\notas\admin\templates\common\main.php on line 42