After installed Xcode 12.5.1 macaca does not start.

[efrenette11]

Since I've installed Xcode 12.5.1, when I try to start app-inspector on ios, I get the following error :
macaca doctor = all green
Help please

Error: connect ECONNREFUSED 127.0.0.1:8001
at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1146:16) {
errno: -61,
code: 'ECONNREFUSED',
syscall: 'connect',
address: '127.0.0.1',
port: 8001
}

iOS device started: 111106C7-B789-4461-A3C6-31B7B9D5B287
inspector start at: http://192.168.1.8:5678
xctest-client.js:247:16 [master] pid:11041 xctest client exit with code: null, signal: SIGKILL
<-- GET /
helper.js:94:16 [master] pid:11041 xctest client proxy error with: Error: connect ECONNREFUSED 127.0.0.1:8001

Error: connect ECONNREFUSED 127.0.0.1:8001
at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1146:16)

<-- GET /

helper.js:94:16 [master] pid:11041 xctest client proxy error with: Error: connect ECONNREFUSED 127.0.0.1:8001

Error: connect ECONNREFUSED 127.0.0.1:8001
at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1146:16)

<-- GET /

helper.js:94:16 [master] pid:11041 xctest client proxy error with: Error: connect ECONNREFUSED 127.0.0.1:8001

Error: connect ECONNREFUSED 127.0.0.1:8001
at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1146:16)