Hello effectively the double d was the problem:smirking_face: , I correct the "address" and it works now .thank you very match for your help, I'm very grateful:smiling_face_with_smiling_eyes:

Hello @stephane.legargeant​, it still not working .

Hello,I do the same work as the link, this is my basic flow .thank you

Hello,I follow the instruction and i receive this error: "Bad parameter (7)"msg : string[264]"Unsuccessful write (Bad parameter (7)) on 48FF6E064986484820270787, for data = "{\n \"variablelist\": [\n {\n \"address\": \"0x20000000\",\n \"type\": 3,\n ...

Hello,I follow the instruction and receive this error: "Bad parameter (7)"msg : string[264]"Unsuccessful write (Bad parameter (7)) on 48FF6E064986484820270787, for data = "{\n \"variablelist\": [\n {\n \"address\": \"0x20000000\",\n \"type\": 3,\n \"...