jtablesession::Store Failed
DB function failed with error number 1062
Duplicate entry '1-' for key 2 SQL=INSERT INTO `jos_session` ( `session_id`,`time`,`username`,`gid`,`guest`,`client_id` ) VALUES ( '5f14837bc1cdbd001bcc206dbfb45b0a','1430722817','','0','1','0' )
Warning: debug_backtrace() [function.debug-backtrace]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'America/New_York' for 'EDT/-4.0/DST' instead in /home/vidaaorg/public_html/libraries/joomla/error/exception.php on line 117

Fatal error: Allowed memory size of 268435456 bytes exhausted (tried to allocate 32 bytes) in /home/vidaaorg/public_html/libraries/joomla/error/exception.php on line 117