Error in the social media of things telegram message sending

{“ok” :false,“error_code” :400,“description” :“Bad Request: message text is empty” }

how to rectify this error in telegram bot temperature sensor monitoring alert system

Check the hardware connectivity the buzzer or ldr shouldn’t connect to breakdown voltage of 3.2v the bolt wifi module capacity is 3v so connect the hardware as given in the course

Configure hardware and bolt wifi module

Same message but only change is chat bot not found

Hi @shashankgowdar02
Check code where message string is used whether some text is stored in it or not, also check the hardware connections whether the wires are properly connected to LM35 sensor. Even after this if it is not solved check all the configuration variables used in conf file