MySQL Help!! (no replies)

Please help urgent , how can i fix this?

Warning: Table 'pennystockhot.users' doesn't exist query: SELECT u.*, s.* FROM users u INNER JOIN sessions s ON u.uid = s.uid WHERE s.sid = 'rmdv76e2q8netd47j02d0jk4n3' in /home/content/58/7282258/html/includes/database.mysql.inc on line 128

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/content/58/7282258/html/includes/database.mysql.inc:128) in /home/content/58/7282258/html/includes/bootstrap.inc on line 1162

Warning: Table 'pennystockhot.system' doesn't exist query: SELECT name, filename, throttle FROM system WHERE type = 'module' AND status = 1 AND bootstrap = 1 ORDER BY weight ASC, filename ASC in /home/content/58/7282258/html/includes/database.mysql.inc on line 128

Warning: Cannot modify header information - headers already sent by (output started at /home/content/58/7282258/html/includes/database.mysql.inc:128) in /home/content/58/7282258/html/includes/bootstrap.inc on line 726

Warning: Cannot modify header information - headers already sent by (output started at /home/content/58/7282258/html/includes/database.mysql.inc:128) in /home/content/58/7282258/html/includes/bootstrap.inc on line 727

Warning: Cannot modify header information - headers already sent by (output started at /home/content/58/7282258/html/includes/database.mysql.inc:128) in /home/content/58/7282258/html/includes/bootstrap.inc on line 728

Warning: Cannot modify header information - headers already sent by (output started at /home/content/58/7282258/html/includes/database.mysql.inc:128) in /home/content/58/7282258/html/includes/bootstrap.inc on line 729

Warning: Table 'pennystockhot.url_alias' doesn't exist query: SELECT COUNT(pid) FROM url_alias in /home/content/58/7282258/html/includes/database.mysql.inc on line 12