# 50414: Participant address type does not match proxy address type

Log Level: ERROR

## Description

The provided participant address mismatches the proxy address channel type.

### Possible causes

* MessagingBinding.Address and MessagingBinding.ProxyAddress passed to the API do not belong to the same communication channel.

### Possible solutions

* Ensure that both MessagingBinding.Address and MessagingBinding.ProxyAddress are both of the same type, e.g. both SMS or both WhatsApp.