Landmarks Service API error messages

This section provides information about the error messages returned by the Landmarks Service API methods.

Generic error messages

The following table describes the error messages returned during the loading of the service provider.

**Table:** Service provider error messages
Error message	Description
`Landmarks: Interface name is missing`	The interface name is missing from the request.
`Landmarks: Service Command is invalid`	The command passed is not supported by the interface.
`Landmarks: Database URI is invalid`	The database URI passed when loading the interface is invalid.

The following table describes the error messages returned by asynchronous method calls.

**Table:** Asynchronous call error messages
Error message	Description
`Landmarks: Insufficient arguments for asynchronous request`	The `callback` method is missing.
`Landmarks: Asynchronous behavior not supported`	The method does not support asynchronous calls.

New

The following table describes the error messages returned by New as part of its return value.

**Table:** New error messages
Error message	Description
`Landmarks: New: Type is missing`	The `Type` property is missing from the input or it contains a value with an invalid type.
`Landmarks: New: Type is invalid Type`	The `Type` property contains an invalid value.

GetList

The following table describes the error messages returned by GetList and callback for GetList as part of their return value.

**Table:** GetList error messages
Error message	Description
`Landmarks: GetList: Type is missing`	The `Type` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: Type is invalid`	The `Type` property contains an invalid value.
`Landmarks: GetList: Filter is missing`	The `Filter` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: LandmarkPosition is missing`	The `Filter.LandmarkPosition` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: Latitude is missing`	The `Filter.LandmarkPosition.Latitude` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: Longitude is missing`	The `Filter.LandmarkPosition.Longitude` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: BoundedArea is missing`	The `Filter.BoundedArea` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: NorthLatitude is missing`	The `Filter.BoundedArea.NorthLatitude` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: SouthLatitude is missing`	The `Filter.BoundedArea.SouthLatitude` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: EastLongitude is missing`	The `Filter.BoundedArea.EastLongitude` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: WestLongitude is missing`	The `Filter.BoundedArea.WestLongitude` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: MaximumMatches is invalid`	The `Filter.MaximumMatches` property is missing from the input or it contains a value with an invalid type.
`Landmarks: GetList: Sort is missing`	The `Sort` property is missing from the input or it contains a value with an invalid type.

Add

The following table describes the error messages returned by Add as part of its return value.

**Table:** Add error messages
Error message	Description
`Landmarks: Add: Type or Data is missing`	The `Type` or `Data` property is missing from the input.
`Landmarks: Add: Type is invalid`	The `Type` property contains an invalid value.
`Landmarks: Add: Data is missing`	The `Data` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Add: LandmarkPosition is missing`	The `Data.LandmarkPosition` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Add: CategoryInfo is missing`	The `Data.CategoryInfo` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Add: IconIndex is missing`	The `Data.IconIndex` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Add: LandmarkFields is missing`	The `Data.LandmarkFields` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Add: CategoryName is missing`	The `Data.CategoryName` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Add: DatabaseURI is missing`	The `Data.DatabaseURI` property is missing from the input or it contains a value with an invalid type.

Delete

The following table describes the error messages returned by Delete as part of its return value.

**Table:** Delete error messages
Error message	Description
`Landmarks: Delete: Type or Data is missing`	The `Type` or `Data` property is missing from the input.
`Landmarks: Delete: Type is invalid`	The `Type` property contains an invalid value.
`Landmarks: Delete: Data is missing`	The `Data` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Delete: Id is missing`	The `Data.id` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Delete: DatabaseURI is missing`	The `Data.DatabaseURI` property is missing from the input or it contains a value with an invalid type.

Import

The following table describes the error messages returned by Import as part of its return value.

**Table:** Import error messages
Error message	Description
`Landmarks: Import: Type or Data is missing`	The `Type` or `Data` property is missing from the input.
`Landmarks: Import: Type is invalid`	The `Type` property contains an invalid value.
`Landmarks: Import: Data is missing`	The `Data` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Import: MimeType is missing`	The `Data.MimeType` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Import: SourceFile is missing`	The `Data.SourceFile` property is missing from the input or it contains a value with an invalid type.

Export

The following table describes the error messages returned by Export as part of its return value.

**Table:** Export error messages
Error message	Description
`Landmarks: Export: Type or data is missing`	The `Type` or `Data` property is missing from the input.
`Landmarks: Export: Type is invalid`	The `Type` property contains an invalid value.
`Landmarks: Export: Data is missing`	The `Data` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Export: MimeType is missing`	The `Data.MimeType` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Export: DestinationFile is missing`	The `Data.DestinationFile` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Export: IdList is missing`	The `Data.IdList` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Export: IdList is empty`	The `Data.IdList` property contains no IDs.

Organise

The following table describes the error messages returned by Organise as part of its return value.

**Table:** Organise error messages
Error message	Description
`Landmarks: Organise: Type or Data or OperationType is missing`	The `Type`, `Data`, or `OperationType` property is missing from the input.
`Landmarks: Organise: Type is invalid`	The `Type` property contains an invalid value.
`Landmarks: Organise: Data is missing`	The `Data` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Organise: Id is missing`	The `Data.id` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Organise: IdList is missing`	The `Data.IdList` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Organise: IdList is empty`	The `Data.IdList` property contains no IDs.
`Landmarks: Organise: OperationType is missing`	The `OperationType` property is missing from the input or it contains a value with an invalid type.
`Landmarks: Organise: OperationType is invalid`	The `OperationType` property contains an invalid value.

Cancel

The following table describes the error messages returned by Cancel as part of its return value.

**Table:** Cancel error messages
Error message	Description
`Landmarks: Cancel: TranscationId is invalid`	The `TransactionID` property contains an invalid value or an asynchronous call associated with this ID has already been completed.
`Landmarks: Cancel: TranscationId is missing`	The `TransactionID` property is missing from the input.