Error (before dispatch)

Zend_Session::start() - /home/55mirai.jp/production/libs/ZendFramework-1.11.3/library/Zend/Session.php(Line:480): Error #2 session_start(): open(/var/lib/php/session/sess_d0eeml25dvv1bgcghht1ioib50, O_RDWR) failed: No space left on device (28) Array /home/55mirai.jp/production/libs/ZendFramework-1.11.3/library/Zend/Session.php(Line:490): Error #2 session_write_close(): open(/var/lib/php/session/sess_d0eeml25dvv1bgcghht1ioib50, O_RDWR) failed: No space left on device (28) Array /home/55mirai.jp/production/libs/ZendFramework-1.11.3/library/Zend/Session.php(Line:490): Error #2 session_write_close(): Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/var/lib/php/session) Array

Deug Information

file
/home/55mirai.jp/production/libs/ZendFramework-1.11.3/library/Zend/Session.php
line
493
code
0
toString
exception 'Zend_Session_Exception' with message 'Zend_Session::start() - /home/55mirai.jp/production/libs/ZendFramework-1.11.3/library/Zend/Session.php(Line:480): Error #2 session_start(): open(/var/lib/php/session/sess_d0eeml25dvv1bgcghht1ioib50, O_RDWR) failed: No space left on device (28) Array /home/55mirai.jp/production/libs/ZendFramework-1.11.3/library/Zend/Session.php(Line:490): Error #2 session_write_close(): open(/var/lib/php/session/sess_d0eeml25dvv1bgcghht1ioib50, O_RDWR) failed: No space left on device (28) Array /home/55mirai.jp/production/libs/ZendFramework-1.11.3/library/Zend/Session.php(Line:490): Error #2 session_write_close(): Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/var/lib/php/session) Array' in /home/55mirai.jp/production/libs/ZendFramework-1.11.3/library/Zend/Session.php:493 Stack trace: #0 /home/55mirai.jp/production/webapp/bootstrap.php(245): Zend_Session::start() #1 /home/55mirai.jp/production/webapp/bootstrap.php(61): Webapp::_startSession() #2 /home/55mirai.jp/production/html/index.php(9): Webapp::bootstrap('/home/55mirai.j...', 'debug') #3 {main}
trace_str
#0 /home/55mirai.jp/production/webapp/bootstrap.php(245): Zend_Session::start() #1 /home/55mirai.jp/production/webapp/bootstrap.php(61): Webapp::_startSession() #2 /home/55mirai.jp/production/html/index.php(9): Webapp::bootstrap('/home/55mirai.j...', 'debug') #3 {main}
trace(arr)
Array
(
[0] => Array
(
[file] => /home/55mirai.jp/production/webapp/bootstrap.php
[line] => 245
[function] => start
[class] => Zend_Session
[type] => ::
[args] =>
)

[1] => Array
(
[file] => /home/55mirai.jp/production/webapp/bootstrap.php
[line] => 61
[function] => _startSession
[class] => Webapp
[type] => ::
[args] =>
)

[2] => Array
(
[file] => /home/55mirai.jp/production/html/index.php
[line] => 9
[function] => bootstrap
[class] => Webapp
[type] => ::
[args] => 0:/home/55mirai.jp/production/webapp, 1:debug
)

)