i have a container field with reports
after inserting this reports on this filed i let it saved on another place by export file and if i want to view this file i make another button with open url according to the file
i need your help to know 2 things
the first : i need if this container file is empty the open url do nothing
the second ; if i want want to delete this report ; delete the portal row and the file i saved on my folder too
how i can do this ?