After a standard form submission , I trigger an customize action which contains a test.
If the test is true , I want to avoid to add a row.
The notif comfirms that the test is valid but although I use a “Go back” action, the row is added.
How can I do to avoid this ?
You are approaching this the wrong way.
You can’t prevent a row from being added when a form is submitted.
If you want to prevent duplicates, then the correct approach is to use a Custom Form. With that approach you can detect the duplicate
before the form is submitted.
I’m just dropping this here so I have something to refer people to when they ask.
This is a simple concept app (copyable), that demonstrates the following techniques:
Building custom forms for adding and editing list items (as an alternative to the native forms provided by Glide)
Preventing duplicate new entries using
User Specific Columns and Relations
Enforcing mandatory input items
The use of visibility conditions and user specific booleans to control user flow
There is nothing particula…
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