Me salen estos errores ke ago??:

Warning: themeheader(banners.php): failed to open stream: No such file or directory in /home/webcindario/swatclanae/themes/XetaTheme/theme.php on line 48

Warning: themeheader(): Failed opening 'banners.php' for inclusion (include_path='.') in /home/webcindario/swatclanae/themes/XetaTheme/theme.php on line 48

En los foros me salen estos otros:

Warning: Cannot modify header information - headers already sent by (output started at /home/webcindario/swatclanae/themes/XetaTheme/theme.php:70) in /home/webcindario/swatclanae/includes/sessions.php on line 239

Warning: Cannot modify header information - headers already sent by (output started at /home/webcindario/swatclanae/themes/XetaTheme/theme.php:70) in /home/webcindario/swatclanae/includes/sessions.php on line 240

Warning: Cannot modify header information - headers already sent by (output started at /home/webcindario/swatclanae/themes/XetaTheme/theme.php:70) in /home/webcindario/swatclanae/includes/page_header.php on line 491

Warning: Cannot modify header information - headers already sent by (output started at /home/webcindario/swatclanae/themes/XetaTheme/theme.php:70) in /home/webcindario/swatclanae/includes/page_header.php on line 493

Warning: Cannot modify header information - headers already sent by (output started at /home/webcindario/swatclanae/themes/XetaTheme/theme.php:70) in /home/webcindario/swatclanae/includes/page_header.php on line 494

se me olvidava sino va a ser imposible ke me exeis una mano:

en la linea 48 del primer error pone lo siguiente:

include("banners.php"}

en la linea de de los errores del sessions.php:

linea 239:

setcookie($cookiename . '_data', serialize($sessiondata), $current_time + 31536000, $cookiepath, $cookiedomain, $cookiesecure);

linea 240:

setcookie($cookiename . '_sid', $session_id, 0, $cookiepath, $cookiedomain, $cookiesecure);

en los siguientes errores del page_header.php

linea 491:
header ('Cache-Control: private, pre-check=0, post-check=0, max-age=0');


linea 493:

header ('Expires: 0');


linea 494

header ('Pragma: no-cache');

gracias por adelantado

Lee:
http://miarroba.com/foros/ver.php?foroid=80376&temaid=1453161

lo he leido pero no da respuesta a los errores, será porq el thene no es compatible?¿?