Removing a client returns an error

Channels DVR v. 2021.07.05.0233
When removing a client using the web admin screen, selecting a client and choosing "Remove" returns the following error. The Client is removed despite the error.

A Javascript error has occurred!
Please refresh the browser after reporting this issue on Channels 
Community or to [email protected].

t.map is not a function
map@components/Clients.js:131
c@react-dom/cjs/react-dom.production.min.js:153
oh@react-dom/cjs/react-dom.production.min.js:175
di@react-dom/cjs/react-dom.production.min.js:263
Rj@react-dom/cjs/react-dom.production.min.js:246
Qj@react-dom/cjs/react-dom.production.min.js:246
Kj@react-dom/cjs/react-dom.production.min.js:239
c@react-dom/cjs/react-dom.production.min.js:123
b@scheduler/cjs/scheduler.production.min.js:19
If@react-dom/cjs/react-dom.production.min.js:122