Can't configure Trigger anymore

Infos:

• Used Zammad version: 6.3.1
• Used Zammad installation type: package
• Operating system: Windows 11
• Browser + version: Firefox 115 esr

Expected behavior:

• I want to configure some additional Trigger. I already have some configured and they work totally fine

Actual behavior:

• No matter what I do, the Trigger that i used since a year are active and don’t care, if they are active or not. They also send mails, if I delete them.
  My new triggers do not work, no matter what i do.

Steps to reproduce the behavior:

• It always behaves like that.