AT+QMTPUB returns ERROR

Technical Subjects Open Solution
1

Hi i facing issue with publishing to this topic were
were i confirmed
AT+QMTOPEN=1,“@#$%*********.amazonaws.com”,8883
OK

+QMTOPEN: 1,0
AT+QMTCONN=1,“basicPubSub”,“”,“”
OK

+QMTCONN: 1,0,0

+QMTSTAT: 1,1

AT+QMTPUB=1,0,0,0,“gateway/sensor_data”
ERROR

2
3

Herbert i need help can you message me

4

@herbert.pan-Q see my message i need help please

5

@herbert.pan-Q i sent a reply urgent to fix my module