Fatal error: Invalid SQL: SELECT user_option.userOption20, session.userID, session.username as guestname, session.ipAddress, session.userAgent, session.lastActivityTime, session.requestURI, session.sessionID, session.requestMethod, session.spiderID, groups.userOnlineMarking, user.username FROM wcf1_session session LEFT JOIN wcf1_user user ON (user.userID = session.userID) LEFT JOIN wcf1_user_option_value user_option ON (user_option.userID = session.userID) LEFT JOIN wcf1_group groups ON (groups.groupID = user.userOnlineGroupID) WHERE session.packageID = 38 AND session.lastActivityTime > 1441399490 AND session.spiderID = 0 AND session.sessionID <> 'dd35c8f1ef03f2290e751a0787ec0b6ff0746fd4' AND session.userID <> 0 AND session.threadID = 4327 ORDER BY session.username

You get more information about the problem in our knowledge base: http://www.woltlab.com/help/?code=1194

Information:

error message: Invalid SQL: SELECT user_option.userOption20, session.userID, session.username as guestname, session.ipAddress, session.userAgent, session.lastActivityTime, session.requestURI, session.sessionID, session.requestMethod, session.spiderID, groups.userOnlineMarking, user.username FROM wcf1_session session LEFT JOIN wcf1_user user ON (user.userID = session.userID) LEFT JOIN wcf1_user_option_value user_option ON (user_option.userID = session.userID) LEFT JOIN wcf1_group groups ON (groups.groupID = user.userOnlineGroupID) WHERE session.packageID = 38 AND session.lastActivityTime > 1441399490 AND session.spiderID = 0 AND session.sessionID <> 'dd35c8f1ef03f2290e751a0787ec0b6ff0746fd4' AND session.userID <> 0 AND session.threadID = 4327 ORDER BY session.username
error code: 1194
sql type: MySQLDatabase
sql error: Table 'wcf1_session' is marked as crashed and should be repaired
sql error number: 1194
sql version:
file: /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/wcf/lib/system/database/MySQLDatabase.class.php (116)
php version: 5.4.17
wcf version: 1.0.11 pl 4 (Horizon)
date: Fri, 04 Sep 2015 20:59:50 +0000
request: /index.php?page=Thread&threadID=4327
referer:

Stacktrace:

#0 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/wcf/lib/data/user/usersOnline/UsersOnline.class.php(43): MySQLDatabase->sendQuery('SELECT ????????...')
#1 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/wcf/lib/data/user/usersOnline/UsersOnlineList.class.php(61): UsersOnline->getUsersOnline()
#2 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/lib/page/ThreadPage.class.php(233): UsersOnlineList->renderOnlineList()
#3 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/lib/page/ThreadPage.class.php(99): ThreadPage->renderOnlineList()
#4 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/wcf/lib/page/AbstractPage.class.php(74): ThreadPage->readData()
#5 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/wcf/lib/page/AbstractPage.class.php(36): AbstractPage->show()
#6 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/wcf/lib/util/RequestHandler.class.php(63): AbstractPage->__construct()
#7 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/wcf/lib/util/RequestHandler.class.php(91): RequestHandler->__construct('Thread', Array, 'page')
#8 /srv/www/htdocs/jfischer/wwwroot/ehf-forum.de/index.php(8): RequestHandler::handle(Array)
#9 {main}