harmony 鸿蒙Display Error Codes
Display Error Codes
NOTE
This topic describes only module-specific error codes. For details about universal error codes, see Universal Error Codes.
1400001 Invalid Display or Screen
Error Message
Invalid display or screen.
Description
This error code is reported when an invalid display, including a virtual screen, is operated.
Possible Causes 1. The virtual screen has not been created. 2. The virtual screen has been destroyed.
Solution
- Before operating the virtual screen, check whether the virtual screen has been created.
- Check whether the virtual screen has been destroyed.
1400002 Unauthorized Operation
Error Message
Unauthorized operation.
Description
This error code is reported when the API does not have the required permissions to operate an object.
Possible Causes
The virtual screen object of another process is operated.
Solution
Check whether unauthorized operations are performed on the object of another process. If yes, delete the operations.
1400003 Abnormal Display Manager Service
Error Message
This display manager service works abnormally.
Description
This error code is reported when the display manager service is abnormal.
Possible Causes
- The display manager service is not started normally.
- The bottom-layer graphics synthesis and rendering are abnormal.
Solution
Try again later or restart the device.
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