Windows 7 : device is visible but connection failed

Still the same error: connexion failed:

noble starting scan
Found UART device: Puck.js c064 c9:2e:0c:37:c0:64
Found device:  d4:81:ca:e0:77:90
Found device:  d4:81:ca:e0:77:90
Found device:  d4:81:ca:e0:77:90
Found UART device: Puck.js c064 c9:2e:0c:37:c0:64
Found device:  d4:81:ca:e0:77:90
Found device:  d4:81:ca:e0:77:90
>>> Connecting...
Set Slow Write = true
BT> Connecting
BT> ERROR Connecting
ERROR: Unable to open device (connectionInfo=undefined)
ERROR: [notify_error] Connection Failed.
>>> Connection Failed.
Found device:  d4:81:ca:e0:77:90
Found UART device: Puck.js c064 c9:2e:0c:37:c0:64
Found device:  d4:81:ca:e0:77:90
Found device:  d4:81:ca:e0:77:90
noble stopping scan