2 پیام خطا همزمان بعد از نصب

[semko]

سلام خسته نباشید اول سرچ کردم بعد سوال می پرسم :P این دو پیغام ماله چیه اولی در صفحه اصلی سایت یعنی این :
Warning: Cannot modify header information - headers already sent by (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\includes\mambo.php( 2) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code on line 856

Warning: Cannot modify header information - headers already sent by (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\includes\mambo.php( 2) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code(1) : eval()'d code on line 1265

Warning: Cannot modify header information - headers already sent by (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\index.php on line 212

Warning: Cannot modify header information - headers already sent by (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\index.php on line 213

Warning: Cannot modify header information - headers already sent by (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\index.php on line 214

Warning: Cannot modify header information - headers already sent by (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\index.php on line 215

Warning: Cannot modify header information - headers already sent by (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\index.php on line 216
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این دومی وقتی که می ری تو قسمت مدیریت نمی تونی بری این پیغام رو می ده :
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\administrator\index .php on line 84

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at D:\vhosts\zhiarco.com\httpdocs\configuration.php:1 ) in D:\vhosts\zhiarco.com\httpdocs\administrator\index .php on line 84
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شرمنده زود زود مزاحم میشیم موفق باشید