Session error on lotus server

[splendidmoney51]

I'm facing session problem from last few days.........

So please solve this problem...

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Warning: session_start() [function.session-start]: open(/tmp/sess_fhk7rq945ssonghvhsm9k7e4f6, O_RDWR) failed: Permission denied (13) in /home/smoney/public_html/XXX/member/include/fg_membersite.php on line 151

Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/smoney/public_html/XXX/member/include/fg_membersite.php:151) in /home/smoney/public_html/XXX/member/include/fg_membersite.php on line 151

Warning: Cannot modify header information - headers already sent by (output started at /home/smoney/public_html/XXX/member/include/fg_membersite.php:151) in /home/smoney/public_html/XXX/member/include/fg_membersite.php on line 200

Warning: Unknown: open(/tmp/sess_fhk7rq945ssonghvhsm9k7e4f6, O_RDWR) failed: Permission denied (13) in Unknown on line 0

Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/tmp) in Unknown on line 0

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Please suggest me solution as soon as possible thanks & regards.......

Rohit Kashyap