500 Internal Server Error

Invalid argument supplied for foreach() (2)

#0 /home/fmadfrzplj/www/views/wigets/wi.project_details.php(33): flight\Engine->handleError(2, 'Invalid argumen...', '/home/fmadfrzpl...', 33, Array)
#1 /home/fmadfrzplj/www/views/view.php(20): require_once('/home/fmadfrzpl...')
#2 /home/fmadfrzplj/www/index.php(253): require_once('/home/fmadfrzpl...')
#3 /home/fmadfrzplj/www/flight/core/Dispatcher.php(164): {closure}('campagne_detail...', Object(stdClass))
#4 /home/fmadfrzplj/www/flight/core/Dispatcher.php(143): flight\core\Dispatcher::callFunction(Object(Closure), Array)
#5 /home/fmadfrzplj/www/flight/core/Dispatcher.php(48): flight\core\Dispatcher::execute(Object(Closure), Array)
#6 /home/fmadfrzplj/www/flight/Engine.php(64): flight\core\Dispatcher->run('build_page', Array)
#7 /home/fmadfrzplj/www/flight/core/Dispatcher.php(199): flight\Engine->__call('build_page', Array)
#8 /home/fmadfrzplj/www/flight/Flight.php(65): flight\core\Dispatcher::invokeMethod(Array, Array)
#9 /home/fmadfrzplj/www/index.php(186): Flight::__callStatic('build_page', Array)
#10 /home/fmadfrzplj/www/flight/core/Dispatcher.php(162): {closure}('alliance_7_l_av...')
#11 /home/fmadfrzplj/www/flight/core/Dispatcher.php(143): flight\core\Dispatcher::callFunction(Object(Closure), Array)
#12 /home/fmadfrzplj/www/flight/Engine.php(311): flight\core\Dispatcher::execute(Object(Closure), Array)
#13 /home/fmadfrzplj/www/flight/core/Dispatcher.php(191): flight\Engine->_start()
#14 /home/fmadfrzplj/www/flight/core/Dispatcher.php(142): flight\core\Dispatcher::invokeMethod(Array, Array)
#15 /home/fmadfrzplj/www/flight/core/Dispatcher.php(48): flight\core\Dispatcher::execute(Array, Array)
#16 /home/fmadfrzplj/www/flight/Engine.php(64): flight\core\Dispatcher->run('start', Array)
#17 /home/fmadfrzplj/www/flight/core/Dispatcher.php(191): flight\Engine->__call('start', Array)
#18 /home/fmadfrzplj/www/flight/Flight.php(65): flight\core\Dispatcher::invokeMethod(Array, Array)
#19 /home/fmadfrzplj/www/index.php(287): Flight::__callStatic('start', Array)
#20 {main}