---
page_type: error
code: 25003
message: "25003: The provided user's last name is invalid"
level: ERROR
product: Organizations API
---

## Description

The provided user's last name is invalid.

### Possible Causes

The last name is either less than 2 characters or exceeds 255 characters.

### Possible Solutions

Ensure the user's last name is between 2 and 255 characters in length.