Mimc-audio-recorder dont work

I have both dockers and my port 5000 is free but I still get “* error loading prompt … is the backend running? *”

On chrom i got this message:

TypeError: Cannot read property ‘start’ of undefined

Recorder.start
src/App/components/Recorder.js:36
33 | class Recorder extends React.Component {
34 |
35 | start () {

36 | this.mediaRecorder.start()
37 | }
38 |
39 | stop () {
View compiled

Recorder.componentDidUpdate
src/App/components/Recorder.js:103
100 |
101 | componentDidUpdate (prevProps) {
102 | if (this.props.command && this.props.command !== ‘none’ && prevProps.command !== this.props.command) {

103 | thisthis.props.command
104 | }
105 | }
106 |

src/App/Record.js:245
242 |
243 | recordHandler = () => {
244 | setTimeout(() => {

245 | this.setState((state, props) => {
246 | return {
247 | shouldRecord: true,
248 | play: false
View compiled
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