In the share view screen, when there is an error in the field values,
like an end date older that today, the form with all the rows
is displayed again. This includes the 'Share with' empty row
that actually has no values, that's why there is an exception
with "Undefined index:" message.
In the share view screen, when there is an error in the field values,
like an end date older that today, the form with all the rows
is displayed again. This includes the 'Share with' empty row
that actually has no values, that's why there is an exception
with "Undefined index:" message.