---
title: ILMessageFilterError
framework: SMS and Call Reporting
role: symbol
role_heading: Structure
platforms: [iOS 11.0+, iPadOS 11.0+, Mac Catalyst 13.0+, visionOS 1.0+]
path: identitylookup/ilmessagefiltererror-swift.struct
---

# ILMessageFilterError

An error type that indicates problems with network requests and responses related to IdentityLookup APIs.

## Declaration

```swift
struct ILMessageFilterError
```

## Topics

### Enumerations

- [ILMessageFilterError.Code](identitylookup/ilmessagefiltererror-swift.struct/code.md)

### Error Codes

- [invalidNetworkURL](identitylookup/ilmessagefiltererror-swift.struct/invalidnetworkurl.md)
- [networkRequestFailed](identitylookup/ilmessagefiltererror-swift.struct/networkrequestfailed.md)
- [networkURLUnauthorized](identitylookup/ilmessagefiltererror-swift.struct/networkurlunauthorized.md)
- [redundantNetworkDeferral](identitylookup/ilmessagefiltererror-swift.struct/redundantnetworkdeferral.md)
- [system](identitylookup/ilmessagefiltererror-swift.struct/system.md)

### Error Domain

- [ILMessageFilterErrorDomain](identitylookup/ilmessagefiltererrordomain.md)

### Type Properties

- [errorDomain](identitylookup/ilmessagefiltererror-swift.struct/errordomain.md)

## Relationships

### Conforms To

- [CustomNSError](foundation/customnserror.md)
- [Equatable](swift/equatable.md)
- [Error](swift/error.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Errors

- [ILMessageFilterErrorDomain](identitylookup/ilmessagefiltererrordomain.md)