TrueNAS-SCALE- install apps

Hi all, try to instll a app but get this error notification
anyone have an idea to fix this error ?
Greetings, Smytangel

Is that the Duck DNS App? Could be an error in the app manifest.
Oh, Have you added the TrueCharts repository as recommended?

hi, sanerspace thanks for your support.

I installd Dragonfish-24.04.0.
When I install the apps staying in Deploying.
Only the app filebrowser treunas I can open the web page. Greetings Smytangel