Welcome to Alibaba Cloud and find out more detail about exception error

Solution: Check whether the last part of the error stack contains the code itself. For example, Caused by: com.yourcompany.yourpack. ...

backend service exception The error message returned when a service ...

error codes which are returned when calls to IoT Platform APIs fail ...

is used to determine whether your backend servers are normal. If a health check exception occurs, it ...

indicates a server exception. The exception occurs because a server error message is parsed. OSSException includes the error code ...

exception occurs, it generally means that your backend server is abnormal. The exception may also be caused by incorrect health check ...

has failed due to some unknown error, exception or failure. The error message returned when the request processing has failed due ...

. OSSException ServiceException indicates a server exception. The exception occurs because a server error message is ...

error codes. Exception class HTTP status ...

. InternalError The request processing has failed due to some unknown error, exception, or failure. 500 ...