OpsMgr Management Configuration Service failed to execute 'DeltaSynchronization' engine work item due to the following exception with event id 29181

Hi , sometimes this error shows in event viewer:

OpsMgr Management Configuration Service failed to execute 'DeltaSynchronization' engine work item due to the following exception

Microsoft.EnterpriseManagement.ManagementConfiguration.Interop.ConfigManager.ConfigurationChangeException: Configuration change occurred during delta synchronization. Delta will be restarted
   at Microsoft.EnterpriseManagement.ManagementConfiguration.SqlConfigurationStore.ConfigurationStore.WriteConfigurationDelta(IConfigurationDeltaDataSet dataSet)
   at Microsoft.EnterpriseManagement.ManagementConfiguration.Engine.DeltaSynchronizationWorkItem.TransferData(String watermark)
   at Microsoft.EnterpriseManagement.ManagementConfiguration.Engine.DeltaSynchronizationWorkItem.ExecuteSharedWorkItem()
   at Microsoft.EnterpriseManagement.ManagementConfiguration.Interop.SharedWorkItem.ExecuteWorkItem()
   at Microsoft.EnterpriseManagement.ManagementConfiguration.Interop.ConfigServiceEngineWorkItem.Execute()

thanks