# Okapi Framework - Steps ## Quality Check Step
- Overview - Parameters |
Steps | Developer's Guide | Okapi Framework

If you are using an Okapi Tool after the M9 release, you should be using the wiki online help:
http://www.opentag.com/okapi/wiki/index.php?title=Quality_Check_Step

## Overview

This step generate a report of issues found by comparing the source and target of text units.

Takes: Filter events or raw documents
Sends: Filter events or raw documents

No check is done on the entries set as non-translatable.

With the input as filter events: The events are processed and are sent to the next step. The quality check report is generated at the end of the batch of input files. No interactive UI is provided.

With the input as raw documents: The documents are added to a new quality check session and are sent to the next step. At the end of the batch the session is open in CheckMate, the documents are processed and the user can browse through the issues found, disabled some and generate the report if necessary.

## Parameters

This step uses the same module as CheckMate and shares the same parameters.

See the possible options for available quality check.