Esri Support has reproduced the error & notified Apps Group who are working to correct this as soon as possible. Thank you for bringing this to our attention. Please follow forums for updates.
Hello , I still got the same problem after I tried to reinstall the operations Dashboard. I also rechecked that no current version installed anymore. Please suggest
Found that sometimes there is an issue with ClickOnce installations. Delete the contents from this folder and reinstall: C:\Users\username\AppData\Local\Apps\2.0 you should be good to go.