---
schema_version: "1"
id: b231256d098167889f47e75a50fc16cbf1a34397ca3e73276d997ad6d5817481
title: 50000-50999 Notifications
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/marketing-cloud/guides/mc-apis/50000_50999_notifications.md
canonical_url: https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/50000_50999_notifications.html
source_site: developer.salesforce.com
content_type: documentation
content_hash: 562e36ec0f82457d4407d8089c473e6a86d4c5617c08ed063a6a040c47484323
products:
  - Marketing Cloud Engagement APIs and Programmatic Languages
  - Marketing Cloud
---
# 50000-50999 Notifications

| Error | Message |
| ----- | ------- |
| 50000 | Notification Entity Validation Exception |
| 50001 | Notification Value Type Mismatch Exception |
| 50002 | Notification Serialization Optimization Exception |
| 50003 | Notification Security Exception |
| 50004 | NotificationRelationException |
| 50005 | Notification Execution Exception |
| 50006 | Notification Query Construction Exception |
| 50007 | Notification Lock Timeout Exception |
| 50008 | Notification Invalid Field Read Exception |
| 50009 | Notification Interpretation Exception |
| 50010 | Notification Inheritance Info Exception |
| 50011 | Notification General Operation Exception |
| 50012 | Notification Field is Read-Only Exception |
| 50013 | Notification Field is Null Exception |
| 50014 | Notification Entity Out of Sync Exception |
| 50015 | Notification Entity is Deleted Exception |
| 50016 | Notification Concurrency Exception |
| 50017 | Notification Update Entity Not Found |
| 50018 | Notification Update ID Invalid |