DB Error: Disk full (/var/tmp/mysql.wJuvhs/#sql_6bb_0); waiting for someone to free some space...

Stack Trace:

File: /srv/www/htdocs/physics/jist/classes/article/PublishedArticleDAO.inc.php line 484
Function: DAO->retrieve("SELECT pa.*, a.*, COALESCE(stl.setting_value, stpl.setti...", Array(10))

File: /srv/www/htdocs/physics/jist/classes/article/PublishedArticleDAO.inc.php line 428
Function: PublishedArticleDAO->getBySetting("pub-id::publisher-id", 66, 0)

File: /srv/www/htdocs/physics/jist/classes/article/PublishedArticleDAO.inc.php line 505
Function: PublishedArticleDAO->getPublishedArticleByPubId("publisher-id", 66, 0, Null)

File: /srv/www/htdocs/physics/jist/classes/article/PublishedArticleDAO.inc.php line 29
Function: PublishedArticleDAO->getPublishedArticleByBestArticleId(Null, 66, Null)

File: (unknown) line (unknown)
Function: PublishedArticleDAO->_articleCacheMiss(Object(GenericCache), 66)

File: /srv/www/htdocs/physics/jist/lib/pkp/classes/cache/GenericCache.inc.php line 63
Function: call_user_func_array(Array(2), Array(2))

File: /srv/www/htdocs/physics/jist/classes/article/PublishedArticleDAO.inc.php line 359
Function: GenericCache->get(66)

File: /srv/www/htdocs/physics/jist/pages/article/ArticleHandler.inc.php line 426
Function: PublishedArticleDAO->getPublishedArticleByArticleId(66, 1, True)

File: /srv/www/htdocs/physics/jist/pages/article/ArticleHandler.inc.php line 55
Function: ArticleHandler->validate(Object(Request), "66", "43")

File: (unknown) line (unknown)
Function: ArticleHandler->view(Array(2), Object(Request))

File: /srv/www/htdocs/physics/jist/lib/pkp/classes/core/PKPRouter.inc.php line 362
Function: call_user_func(Array(2), Array(2), Object(Request))

File: /srv/www/htdocs/physics/jist/lib/pkp/classes/core/PKPPageRouter.inc.php line 220
Function: PKPRouter->_authorizeInitializeAndCallRequest(Array(2), Object(Request), Array(2), False)

File: /srv/www/htdocs/physics/jist/lib/pkp/classes/core/Dispatcher.inc.php line 134
Function: PKPPageRouter->route(Object(Request))

File: /srv/www/htdocs/physics/jist/lib/pkp/classes/core/PKPApplication.inc.php line 178
Function: Dispatcher->dispatch(Object(Request))

File: /srv/www/htdocs/physics/jist/index.php line 64
Function: PKPApplication->execute()