trying to track the null bug:
Warning: array_key_exists() expects parameter 2 to be array, null given in /home/clients/064e28d50f2e7cc5711a77afddccd173/sites/website.art-recherche.be/site/templates/db/CAController.php on line 325
no result!
Warning: Invalid argument supplied for foreach() in /home/clients/064e28d50f2e7cc5711a77afddccd173/sites/website.art-recherche.be/site/templates/db/CAController.php on line 330

FRArt Repenser le corps du piano et sa vibration : pédale étendue pour un nouveau jeu intra-piano