Warning: mysqli_connect(): Error while reading greeting packet. PID=2994904 in /home/c1880412/public_html/Clases/Conexion.php on line 26

Warning: mysqli_connect(): (HY000/2006): MySQL server has gone away in /home/c1880412/public_html/Clases/Conexion.php on line 26

Warning: mysqli_set_charset() expects parameter 1 to be mysqli, bool given in /home/c1880412/public_html/Clases/Conexion.php on line 27

Fatal error: Uncaught Error: Call to a member function query() on bool in /home/c1880412/public_html/Clases/Conexion.php:28
Stack trace:
#0 /home/c1880412/public_html/Clases/Subcategorias.php(162): Clases\Conexion->sqlReturn()
#1 /home/c1880412/public_html/Clases/Categorias.php(140): Clases\Subcategorias->list()
#2 /home/c1880412/public_html/productos.php(27): Clases\Categorias->listIfHave()
#3 {main}
  thrown in /home/c1880412/public_html/Clases/Conexion.php on line 28