diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php index 5cdc9f39a1434e21d6e78e58b69b9e2c516cf596..aed58a6556d5241d6c1218a7c5985d3c58a5cb30 100644 --- a/htdocs/core/class/extrafields.class.php +++ b/htdocs/core/class/extrafields.class.php @@ -1551,7 +1551,7 @@ class ExtraFields else if (in_array($key_type,array('checkbox'))) { $value_arr=GETPOST($keysuffix."options_".$key.$keyprefix); - $value_key=implode(',', $value_arr); + $value_key=implode(',', (array)$value_arr); } else if (in_array($key_type,array('price','double'))) {