1# workScheduler Error Codes 2 3> **NOTE** 4> 5> This topic describes only module-specific error codes. For details about universal error codes, see [Universal Error Codes](errorcode-universal.md). 6 7## 9700001 Memory Operation Failure 8 9**Error Message** 10 11Memory operation failed. 12 13**Possible Causes** 14 151. A memory leak occurs. 162. The system memory is insufficient. 17 18**Solution** 19 201. Release the memory. 212. Check whether memory leak occurs. 22 23## 9700002 Parcel Operation Failure 24 25**Error Message** 26 27Parcel operation failed. 28 29**Possible Causes** 30 31An exception occurs when invoking the **MessageParcel** object to read or write an object. 32 33**Solution** 34 35Try again later or restart the device. 36 37## 9700003 System Service Failure 38 39**Error Message** 40 41System service operation failed. 42 43**Possible Causes** 44 451. The system service is not started. 462. The system service is abnormal. 47 48**Solution** 49 50Try again later or restart the device. 51 52## 9700004 workInfo Verification Failure 53 54**Error Message** 55 56Checking workInfo failed. 57 58**Possible Causes** 59 601. The value of **bundleName** in **workInfo** does not match the UID of the application. 612. The Work Scheduler task to cancel or query does not exist. 62 63**Solution** 64 65Check the **workInfo** parameters. 66 67## 9700005 startWork Failure 68 69**Error Message** 70 71StartWork failed. 72 73**Possible Causes** 74 751. The Work Scheduler task already exists. 762. The application has already requested 10 Work Scheduler tasks. 773. The repeat interval of a Work Scheduler task must be at least 20 minutes. 78 79**Solution** 80 81Check the input parameters and application code. 82