We, as well as other app vendors, have been informed by our customers that uninstalling apps stopped working a few days ago.
This error occurs within the browser (JavaScript Console).
We (as one of the app vendors) are not aware when this incident will be resolved. have been informed that the problem has been fixed In the meantime, you can uninstall an app (cancel the subscription) within "Manage apps" or using the following procedure.
Farewell. We (and I'm sure all the other app makers) are sorry to have lost you as a user of our app, and we hope to see you again in the future.
Thanks for the workaround @Andreas Spall _evolu_software_
We were informed today that the bug has been fixed.