[4.x]: Saving single with the "save and add another" button causes single to save as a new undeletable single

[kevinmu17]

What happened?

Description

After editing a Single, i noticed the chevron next to the save button. When clicked on Save and add another it created a complete corrupted single entry with no possibility to delete.

Steps to reproduce

1. Create a single
2. Edit the single
3. Save and add another

Expected behavior

This option not to be available :)

Actual behavior

Adding a corrupt single entry

Craft CMS version

Craft Pro 4.4.9

PHP version

8.1.16

Operating system and version

Linux 5.15.49-linuxkit

Database type and version

MariaDB 10.3.38

Image driver and version

Imagick 3.7.0 (ImageMagick 6.9.11-60)

Installed plugins and versions

• N/A

[i-just]

Hi, thanks for reporting! I created a PR to fix this.

[brandonkelly]

Fixed for the next release, via #13160.

[brandonkelly]

Craft 4.4.10 is out now with that fix.