Fatal error: Uncaught Error: Class 'FormatJson' not found in /root/htdocs/hima/includes/exception/MWExceptionHandler.php:689
Stack trace:
#0 /root/htdocs/hima/includes/exception/MWExceptionHandler.php(216): MWExceptionHandler::logError()
#1 /root/htdocs/hima/includes/AutoLoader.php(109): MWExceptionHandler::handleError()
#2 /root/htdocs/hima/includes/AutoLoader.php(109): require()
#3 [internal function]: AutoLoader::autoload()
#4 /root/htdocs/hima/includes/exception/MWExceptionHandler.php(653): spl_autoload_call()
#5 /root/htdocs/hima/includes/exception/MWExceptionHandler.php(111): MWExceptionHandler::logException()
#6 /root/htdocs/hima/includes/exception/MWExceptionHandler.php(148): MWExceptionHandler::rollbackMasterChangesAndLog()
#7 /root/htdocs/hima/includes/exception/MWExceptionHandler.php(121): MWExceptionHandler::handleException()
#8 [internal function]: MWExceptionHandler::handleUncaughtException()
#9 {main}
thrown in /root/htdocs/hima/includes/exception/MWExceptionHandler.php on line 689