1e41f4b71Sopenharmony_ci# System Parameter Error Codes 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci> **NOTE** 4e41f4b71Sopenharmony_ci> 5e41f4b71Sopenharmony_ci> This topic describes only module-specific error codes. For details about universal error codes, see [Universal Error Codes](../errorcode-universal.md). 6e41f4b71Sopenharmony_ci 7e41f4b71Sopenharmony_ci## 14700101 Failure to Query the System Parameter 8e41f4b71Sopenharmony_ci 9e41f4b71Sopenharmony_ci**Error Message** 10e41f4b71Sopenharmony_ci 11e41f4b71Sopenharmony_ciSystem parameter not found. 12e41f4b71Sopenharmony_ci 13e41f4b71Sopenharmony_ci**Description** 14e41f4b71Sopenharmony_ci 15e41f4b71Sopenharmony_ciThis error code is reported when the parameter does not exist in the workspace or no key has been set for the parameter. 16e41f4b71Sopenharmony_ci 17e41f4b71Sopenharmony_ci**Possible Causes** 18e41f4b71Sopenharmony_ci 19e41f4b71Sopenharmony_ciThe parameter is not set or fails to be set. 20e41f4b71Sopenharmony_ci 21e41f4b71Sopenharmony_ci**Solution** 22e41f4b71Sopenharmony_ci 23e41f4b71Sopenharmony_ciSet the parameter correctly. 24e41f4b71Sopenharmony_ci 25e41f4b71Sopenharmony_ci## 14700102 Invalid System Parameter Value 26e41f4b71Sopenharmony_ci 27e41f4b71Sopenharmony_ci**Error Message** 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ciInvalid system parameter value. 30e41f4b71Sopenharmony_ci 31e41f4b71Sopenharmony_ci**Description** 32e41f4b71Sopenharmony_ci 33e41f4b71Sopenharmony_ciThis error code is reported when the value of the system parameter is invalid. 34e41f4b71Sopenharmony_ci 35e41f4b71Sopenharmony_ci**Possible Causes** 36e41f4b71Sopenharmony_ci 37e41f4b71Sopenharmony_ciThe value of the system parameter is empty, is out of range, or contains special characters, for example, **const.param.xxx**. 38e41f4b71Sopenharmony_ci 39e41f4b71Sopenharmony_ci**Solution** 40e41f4b71Sopenharmony_ci 41e41f4b71Sopenharmony_ciSet the value to a valid string. 42e41f4b71Sopenharmony_ci 43e41f4b71Sopenharmony_ci## 14700103 Permission Denial for the Operation on the System Permission 44e41f4b71Sopenharmony_ci 45e41f4b71Sopenharmony_ci**Error Message** 46e41f4b71Sopenharmony_ci 47e41f4b71Sopenharmony_ciThe operation on the system permission is denied. 48e41f4b71Sopenharmony_ci 49e41f4b71Sopenharmony_ci**Description** 50e41f4b71Sopenharmony_ci 51e41f4b71Sopenharmony_ciThis error code is reported when the system parameter does not have the discretionary access control (DAC) or mandatory access control (MAC) permission. 52e41f4b71Sopenharmony_ci 53e41f4b71Sopenharmony_ci**Possible Causes** 54e41f4b71Sopenharmony_ci 55e41f4b71Sopenharmony_ciThe DAC or MAC permission is not configured. 56e41f4b71Sopenharmony_ci 57e41f4b71Sopenharmony_ci**Solution** 58e41f4b71Sopenharmony_ci 59e41f4b71Sopenharmony_ciAdd the DAC or MAC permission as needed. 60e41f4b71Sopenharmony_ci 61e41f4b71Sopenharmony_ci## 14700104 Internal System Error, Including Out of Memory and Deadlock 62e41f4b71Sopenharmony_ci 63e41f4b71Sopenharmony_ci**Error Message** 64e41f4b71Sopenharmony_ci 65e41f4b71Sopenharmony_ciSystem internal error such as out memory or deadlock. 66e41f4b71Sopenharmony_ci 67e41f4b71Sopenharmony_ci**Description** 68e41f4b71Sopenharmony_ci 69e41f4b71Sopenharmony_ciThis error code is reported when the attempt to modify the **const** attribute settings, the socket connection, or the memory copy fails. 70e41f4b71Sopenharmony_ci 71e41f4b71Sopenharmony_ci**Possible Causes** 72e41f4b71Sopenharmony_ci 73e41f4b71Sopenharmony_ciThe socket connection is abnormal, or the node fails to be added or obtained. 74e41f4b71Sopenharmony_ci 75e41f4b71Sopenharmony_ci**Solution** 76e41f4b71Sopenharmony_ci 77e41f4b71Sopenharmony_ci1. Analyze the memory usage of the entire process and eliminate memory leak. 78e41f4b71Sopenharmony_ci2. If you are in a multi-thread scenario, check the error stack for deadlock. 79