Can't open my database in phpmyadmin !

Hello,

I had the intention to clean my database in phpmyadmin, but when I select the database, I can't open it.
The program shows two errors.

Can anyone give me a tip how I can fix this?

Manny thanks, Benny



ERROR 1:

Warning in ./libraries/session.inc.php#101
session_start(): open(/var/www/tmp/sess_jnea04s5pgeovtgpi5n4ksjnvp40t24h, O_RDWR) failed: No such file or directory (2)

Backtrace

./libraries/session.inc.php#101: session_start()
./libraries/common.inc.php#353: require(./libraries/session.inc.php)
./index.php#12: require_once(./libraries/common.inc.php)


ERROR 2:

Warning in ./libraries/logging.lib.php#50
fopen(./log/auth.log): failed to open stream: Permission denied

Backtrace

./libraries/logging.lib.php#50: fopen(
string './log/auth.log',
string 'a',
)
./libraries/logging.lib.php#78: log_to_file(
string 'bora',
string 'ok',
)
./libraries/common.inc.php#1000: PMA_logUser(string 'bora')
./index.php#12: require_once(./libraries/common.inc.php)

You should check permission and own rights folder: /var/www/tmp/

I prefer command line: http://www.cyberciti.biz/faq/how-do-i-empty-mysql-database/