i got a problem in uploading rotating banner and i got this message
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Warning: getimagesize() [function.getimagesize]: Filename cannot be empty in /home3/philtube/public_html/d7/administration/basic_settings.php on line 306
Warning: Cannot modify header information - headers already sent by (output started at /home3/philtube/public_html/d7/administration/basic_settings.php:306) in /home3/philtube/public_html/d7/inc/admin_design.inc.php on line 56
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how to resolve this problem, thanks