Go to System > Redirects Click Redirect System Plugin link. In modal, change Status to Enabled. Click Save & Close button.
Isn't this because you are doing all the work in the model but the parent page doesn't reload after you save and close the modal?
@Bakual @dgrammatiko ;-) ?
Duplicate #34333
Isn't this because you are doing all the work in the model but the parent page doesn't reload after you save and close the modal?