harmony 鸿蒙Running Lock Error Codes
Running Lock Error Codes
NOTE
This topic describes only module-specific error codes. For details about universal error codes, see Universal Error Codes.
4900101 Service Connection Failure
Error Message
Failed to connect to the service.
Description
This error code is reported if a service connection failure occurs.
Possible causes
The system service stops running.
The internal communication of system services is abnormal.
Solution
Check whether the system services are running properly.
Run the following command on the console to view the current system service list:
> hdc shell hidumper -lsCheck whether PowerManagerService is included in the system service list.
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