Error Code and Troubleshooting

Error Code	Error Message	Troubleshooting
1004	sign invalid	Incorrect Access ID or Access Secret. Please refer to Parameter Configuration.
1106	permission deny	App account not linked with cloud project: On the Tuya IoT Platform, you have linked devices by using Tuya Smart or Smart Life app in your cloud project. For more information, see Link devices by app account. Incorrect username or password: Enter the correct account and password of the Tuya Smart or Smart Life app in the Account and Password fields. Note that the app account depends on which app (Tuya Smart or Smart Life) you used to link devices on the Tuya IoT Platform. Incorrect availability zone: See Availability Zone and select the correct availability zone. Incorrect countycode: Fill the code of the country you select on logging in to Tuya Smart or Smart Life app.
1100	param is empty	Empty parameter of username or app. Fill the parameters refer to Parameter Configuration.
2017	schema does not exist	Incorrect app selected. Select the app you used to link devices in the cloud project.
2406	skill id invalid	Make sure that your cloud project on the Tuya IoT Platform should be created after May 25, 2021. Otherwise, you need to create a new project or migrate data to a new project. For more information, see Operation on the Tuya IoT Platform.
28841105	No permissions. This project is not authorized to call this API	Some APIs are not authorized, please Subscribe then Authorize. The following APIs must be subscribed for this tutorial: Authorization Smart Home Devices Management Smart Home Family Management Smart Home Scene Linkage Smart Home Data Service Device status notification