> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# TAssemlingErrorType

> TAssemlingErrorType values describe assembly errors in FlexiCapture scripts: missing sections, extra pages, key field mismatches, and custom rule errors.

## What it does

The type of assembly error.

## Admissible values:

* AET\_ObligatoryItemOmitted = 0 - A missing section
* AET\_RubbishItem = 1 - An extra page
* AET\_AssemblingRuleError = 2 - A custom assembly error
* AET\_KeyValuesMismatch = 3 - Values of the key fields mismatch (there can be no more than one error of this type within the document)
* AET\_ProhibitedTopLevelDocument = 5 - A child document in the set is moved to the top level