Internal Server Error

[c2d9480be24c6c7c590eed6f] /api.php?action=feedcontributions&user=LaurinhaFernande&feedformat=atom DBQueryError from line 1054 of /var/www/wiki.fusionpbx.com/www/includes/libs/rdbms/database/Database.php: A database query error has occurred. Did you forget to run your application's database schema updater after upgrading?
Query: BEGIN
Function: Database::query (LCStoreDB::get)
Error: 1 cannot start a transaction within a transaction

Backtrace:
#0 /var/www/wiki.fusionpbx.com/www/includes/libs/rdbms/database/Database.php(912): Database->reportQueryError(string, integer, string, string, boolean)
#1 /var/www/wiki.fusionpbx.com/www/includes/libs/rdbms/database/DatabaseSqlite.php(752): Database->query(string, string)
#2 /var/www/wiki.fusionpbx.com/www/includes/libs/rdbms/database/Database.php(2718): DatabaseSqlite->doBegin(string)
#3 /var/www/wiki.fusionpbx.com/www/includes/libs/rdbms/database/Database.php(851): Database->begin(string, string)
#4 /var/www/wiki.fusionpbx.com/www/includes/libs/rdbms/database/Database.php(1254): Database->query(string, string)
#5 /var/www/wiki.fusionpbx.com/www/includes/libs/rdbms/database/Database.php(1074): Database->select(string, string, array, string, array)
#6 /var/www/wiki.fusionpbx.com/www/includes/cache/localisation/LCStoreDB.php(49): Database->selectField(string, string, array, string)
#7 /var/www/wiki.fusionpbx.com/www/includes/cache/localisation/LocalisationCache.php(414): LCStoreDB->get(string, string)
#8 /var/www/wiki.fusionpbx.com/www/includes/cache/localisation/LocalisationCache.php(460): LocalisationCache->isExpired(string)
#9 /var/www/wiki.fusionpbx.com/www/includes/cache/localisation/LocalisationCache.php(336): LocalisationCache->initLanguage(string)
#10 /var/www/wiki.fusionpbx.com/www/includes/cache/localisation/LocalisationCache.php(273): LocalisationCache->loadItem(string, string)
#11 /var/www/wiki.fusionpbx.com/www/languages/Language.php(3209): LocalisationCache->getItem(string, string)
#12 /var/www/wiki.fusionpbx.com/www/includes/specialpage/SpecialPageFactory.php(658): Language->getSpecialPageAliases()
#13 /var/www/wiki.fusionpbx.com/www/includes/specialpage/SpecialPage.php(98): SpecialPageFactory::getLocalNameFor(string, boolean)
#14 /var/www/wiki.fusionpbx.com/www/includes/specialpage/SpecialPage.php(84): SpecialPage::getTitleValueFor(string, boolean, string)
#15 /var/www/wiki.fusionpbx.com/www/includes/api/ApiFormatBase.php(194): SpecialPage::getTitleFor(string)
#16 /var/www/wiki.fusionpbx.com/www/includes/api/ApiMain.php(1657): ApiFormatBase->closePrinter()
#17 /var/www/wiki.fusionpbx.com/www/includes/api/ApiMain.php(589): ApiMain->printResult(boolean)
#18 /var/www/wiki.fusionpbx.com/www/includes/api/ApiMain.php(519): ApiMain->handleException(DBQueryError)
#19 /var/www/wiki.fusionpbx.com/www/includes/api/ApiMain.php(481): ApiMain->executeActionWithErrorHandling()
#20 /var/www/wiki.fusionpbx.com/www/api.php(83): ApiMain->execute()
#21 {main}