Fatal error: Uncaught Error: Class 'FormatJson' not found in /home/s05ad1fa/public_html/wikigc77/includes/exception/MWExceptionHandler.php:689
Stack trace:
#0 /home/s05ad1fa/public_html/wikigc77/includes/exception/MWExceptionHandler.php(216): MWExceptionHandler::logError(Object(ErrorException), 'error', 'warning')
#1 /home/s05ad1fa/public_html/wikigc77/includes/AutoLoader.php(109): MWExceptionHandler::handleError(2, '"continue" targ...', '/home/s05ad1fa/...', 297, Array)
#2 /home/s05ad1fa/public_html/wikigc77/includes/AutoLoader.php(109): require()
#3 [internal function]: AutoLoader::autoload('FormatJson')
#4 /home/s05ad1fa/public_html/wikigc77/includes/exception/MWExceptionHandler.php(653): spl_autoload_call('FormatJson')
#5 /home/s05ad1fa/public_html/wikigc77/includes/exception/MWExceptionHandler.php(111): MWExceptionHandler::logException(Object(Wikimedia\Rdbms\DBConnectionError), 'mwe_handler')
#6 /home/s05ad1fa/public_html/wikigc77/includes/exception/MWExceptionHandler.php(148): MWExceptionHandler::rollbackMasterChang in /home/s05ad1fa/public_html/wikigc77/includes/exception/MWExceptionHandler.php on line 689