Help about this problem

General
,
1

hello
i am trying to test these nodes but i get this error

imagen
imagen1220×293 10.1 KB

imagen
imagen786×324 9.07 KB

Node-RED version: v3.0.2
] Node.js version: v18.16.1
[info] Windows_NT 10.0.19045 x64 LE

thanks

MIGUE

2

welcome !

look here, may help you

3

Are you using the latest version of the dashboard? Check in Manage Palette.