This topic describes only module-specific error codes. For details about universal error codes, see Universal Error Codes.
Error Message
File operation error.
Description
This error code is reported when a file operation error occurs in invoking the uploadFile or downloadFile API.
Possible Causes
The file permission is insufficient.
Solution
Make sure you have the required permission on the target files.
Error Message
Bad file path.
Description
This error code is reported when a file path error occurs in invoking the uploadFile or downloadFile API.
Possible Causes
The file path is incorrect or the file already exists in the path.
Solution
Verify the file path.
Error Message
Task service ability error.
Description
This error code is reported when a task manager service error occurs in invoking the downloadFile API.
Possible Causes
The task fails to be created.
Solution
Verify the task settings.
Error Message
other error.
Description
This error code is reported when a special error occurs in invoking the uploadFile or downloadFile API.
Possible Causes
The task fails to be created.
Solution
Verify the task settings.
Error Message
application task queue full error.
Description
This error code is reported when the application task queue is full.
Possible Causes
The application fails to create a background task (resources are preempted by foreground tasks, where no task queue is involved).
Solution
Obtain all background tasks of the application through the query API.
Proactively remove tasks not needed to release the quota.
Create a background task again.
Error Message
task mode error.
Description
This error code is reported when a task mode error occurs.
Possible Causes
The application attempts to create a foreground task when it is not running in the foreground.
Solution
Register and deregister an event listener for a foreground application.
Follow the instructions in the API reference document.
Error Message
task not found error.
Description
This error code is reported when the task is not found.
Possible Causes
The task to remove or query does not exist.
Solution
Query existing tasks through the query API.
Check whether the target task exists. (The system periodically deletes junk tasks.)
Verify the task ID and try again.
Error Message
task state error.
Description
This error code is reported when the operation performed is not supported.
Possible Causes
The task to start has been deleted.
The task to start has not been initialized.
The task to pause is not being executed.
The task to resume is not paused.
The task to stop is not being executed.
Solution
Check the task status.
Perform the operation supported by the current task status.