Hi,
i'm trying to use the WindowService customizing the messages (tooltip) of the action buttons.
Seems that the custom labels are not shown and i have a console error
preview-2f5baf5affd53e419d85b.js:1 ERROR TypeError: Cannot set property 'closeTitle' of undefined
Here an example:
https://stackblitz.com/edit/angular-8z7vou
any suggestions?