# Error logging

Information note**STABLE.**   
  
This API is reliable and breaking changes are unlikely.

## Path

/qps/error

## Method

POST

## Description

Use JSON in the following format in the HTTP body:

```
{
  "UserDirectory": "<user directory>" [optional],
  "UserId": "<unique user id>" [optional],
  "Message": "<error message>"
}
```

This writes an error message in the Qlik Sense Proxy Service (QPS) log.