2017: Operation not supported on this chat's service type

HTTP status: 409.

This operation is not supported on the chat’s service type. This is an HTTP 409 error. Location requests, for example, only work in iMessage chats — not SMS or RCS. The message field names the service the operation requires.

• Check service on the chat before calling, and retry on a chat whose service supports the operation
• A chat’s service is decided at send time by what the recipient can receive — see the Protocol Selection guide

• Location Sharing
• Protocol Selection
• Error Codes