Internal Server Error

[f8c25d64bbecc717b527e7a4] /T183356/api.php?action=visualeditor&format=json&paction=parse&page=Main_Page&uselang=en Wikimedia\Rdbms\DBQueryError from line 1149 of C:\Dev\Web\T183356\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: Wikimedia\Rdbms\Database::query (MessageCache::loadFromDB(en)-big)
Error: 1 cannot start a transaction within a transaction

Backtrace:
#0 C:\Dev\Web\T183356\includes\libs\rdbms\database\Database.php(979): Wikimedia\Rdbms\Database->reportQueryError(string, integer, string, string, boolean)
#1 C:\Dev\Web\T183356\includes\libs\rdbms\database\DatabaseSqlite.php(751): Wikimedia\Rdbms\Database->query(string, string)
#2 C:\Dev\Web\T183356\includes\libs\rdbms\database\Database.php(2897): Wikimedia\Rdbms\DatabaseSqlite->doBegin(string)
#3 C:\Dev\Web\T183356\includes\libs\rdbms\database\Database.php(918): Wikimedia\Rdbms\Database->begin(string, string)
#4 C:\Dev\Web\T183356\includes\libs\rdbms\database\Database.php(1343): Wikimedia\Rdbms\Database->query(string, string)
#5 C:\Dev\Web\T183356\includes\cache\MessageCache.php(512): Wikimedia\Rdbms\Database->select(string, array, array, string)
#6 C:\Dev\Web\T183356\includes\cache\MessageCache.php(426): MessageCache->loadFromDB(string, NULL)
#7 C:\Dev\Web\T183356\includes\cache\MessageCache.php(350): MessageCache->loadFromDBWithLock(string, array, NULL)
#8 C:\Dev\Web\T183356\includes\cache\MessageCache.php(991): MessageCache->load(string)
#9 C:\Dev\Web\T183356\includes\cache\MessageCache.php(920): MessageCache->getMsgFromNamespace(string, string)
#10 C:\Dev\Web\T183356\includes\cache\MessageCache.php(888): MessageCache->getMessageForLang(LanguageEn, string, boolean, array)
#11 C:\Dev\Web\T183356\includes\cache\MessageCache.php(828): MessageCache->getMessageFromFallbackChain(LanguageEn, string, boolean)
#12 C:\Dev\Web\T183356\includes\Message.php(1275): MessageCache->get(string, boolean, LanguageEn)
#13 C:\Dev\Web\T183356\includes\Message.php(842): Message->fetchMessage()
#14 C:\Dev\Web\T183356\includes\Message.php(934): Message->toString(string)
#15 C:\Dev\Web\T183356\includes\api\ApiMain.php(1122): Message->text()
#16 C:\Dev\Web\T183356\includes\api\ApiMain.php(594): ApiMain->substituteResultWithError(ApiUsageException)
#17 C:\Dev\Web\T183356\includes\api\ApiMain.php(555): ApiMain->handleException(ApiUsageException)
#18 C:\Dev\Web\T183356\includes\api\ApiMain.php(517): ApiMain->executeActionWithErrorHandling()
#19 C:\Dev\Web\T183356\api.php(94): ApiMain->execute()
#20 {main}