[Typo3] dummy istalation problems

[or ko]

I am getting this message when I load the BE page.

It is a new installation. What do I do? Please help.



Warning: mysql_fetch_assoc(): supplied argument is not a valid MySQL result 
resource in 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_db.php on 
line 723

Warning: Cannot modify header information - headers already sent by (output 
started at 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_db.php:723) 
in 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_userauth.php 
on line 242

Warning: Cannot modify header information - headers already sent by (output 
started at 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_db.php:723) 
in 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_userauth.php 
on line 243

Warning: Cannot modify header information - headers already sent by (output 
started at 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_db.php:723) 
in 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_userauth.php 
on line 244

Warning: Cannot modify header information - headers already sent by (output 
started at 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_db.php:723) 
in 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_userauth.php 
on line 245

Warning: Cannot modify header information - headers already sent by (output 
started at 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_db.php:723) 
in 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_userauth.php 
on line 246

Warning: Cannot modify header information - headers already sent by (output 
started at 
/home/bafflebo/public_html/dummy-3.7.0/typo3/t3lib/class.t3lib_db.php:723) 
in /home/bafflebo/public_html/dummy-3.7.0/typo3/template.php on line 601

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