Upload and Download Error Codes

NOTE

This topic describes only module-specific error codes. For details about universal error codes, see Universal Error Codes.

13400001 File Operation Error

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.

13400002 File Path Error

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.

13400003 Service Error

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.

13499999 Other Error

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.

21900004 Application Task Queue Full

Error Message

The application task queue is full.

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

1. Obtain all background tasks of the application through the query API.

2. Proactively remove tasks not needed to release the quota.

3. Create a background task again.

21900005 Task Mode Error

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

1. Register and deregister an event listener for a foreground application.

2. Follow the instructions in the API reference document.

21900006 Task Not Found

Error Message

Task not found.

Description

This error code is reported when the task is not found.

Possible Causes

The task to remove or query does not exist.

Solution

1. Query existing tasks through the query API.

2. Check whether the target task exists. (The system periodically deletes junk tasks.)

3. Verify the task ID and try again.

21900007 Operation Not Supported in Current State

Error Message

Task state error.

Description

This error code is reported when the operation performed is not supported.

Possible Causes

1. The task to start has been deleted.

2. The task to start has not been initialized.

3. The task to pause is not being executed.

4. The task to resume is not paused.

5. The task to stop is not being executed.

Solution

1. Query the task status.

2. Perform the operation supported by the current task status.

21900008 Task Group Not Found or Deleted

Error Message

Group deleted or not found.

Description

This error code is reported when a task group does not exist or has been deleted.

Possible Causes

1. Delete a task group that has been deleted or does not exist.

2. Add a task to a group that has been deleted or does not exist.

Solution

1. Check whether the target group has been deleted.

你可能感兴趣的鸿蒙文章

harmony 鸿蒙Basic Services Kit

harmony 鸿蒙DeviceInfo

harmony 鸿蒙InitSync

harmony 鸿蒙OH_Print

harmony 鸿蒙OsAccount

harmony 鸿蒙Pasteboard

harmony 鸿蒙Print_Margin

harmony 鸿蒙Print_PageSize

harmony 鸿蒙Print_PrintAttributes

harmony 鸿蒙Print_PrintDocCallback