ZGrana rodzina = 20% discount

Error message

Notice: Trying to access array offset on value of type int in element_children() (line 6609 of /www/neco-zamocowania.pl/dev/includes/common.inc).
Notice: Trying to access array offset on value of type int in element_children() (line 6609 of /www/neco-zamocowania.pl/dev/includes/common.inc).
Notice: Trying to access array offset on value of type int in element_children() (line 6609 of /www/neco-zamocowania.pl/dev/includes/common.inc).
Notice: Trying to access array offset on value of type int in element_children() (line 6609 of /www/neco-zamocowania.pl/dev/includes/common.inc).
Notice: Trying to access array offset on value of type int in element_children() (line 6609 of /www/neco-zamocowania.pl/dev/includes/common.inc).
Notice: Trying to access array offset on value of type int in element_children() (line 6609 of /www/neco-zamocowania.pl/dev/includes/common.inc).
Notice: Trying to access array offset on value of type int in element_children() (line 6609 of /www/neco-zamocowania.pl/dev/includes/common.inc).
Notice: Trying to access array offset on value of type int in element_children() (line 6609 of /www/neco-zamocowania.pl/dev/includes/common.inc).
Deprecated function: implode(): Passing glue string after array is deprecated. Swap the parameters in drupal_get_feeds() (line 394 of /www/neco-zamocowania.pl/dev/includes/common.inc).

For all individual clients, participants of "ZGrana Rodzina" program - 20% discount for shopping NECO. You are invited!