# 52203: Missing body for Facebook Messenger delivery attempt

Log Level: ERROR

## Description

Messenger messages need to have some content. You can specify this either via the [generic Body parameter](/docs/notify/api/notification-resource#generic-payload-parameters) of the Notification request or the [FacebookMessenger channel specific parameter](/docs/notify/api/notification-resource#channel-specific-parameters).

### Possible causes

* Notification has neither Body not FacebookMessenger parameter set

### Possible solutions

* Specify either Body or FacebookMessenger parameter when sending a Notification