# [ref_impl_eiffel] [960] Fix a postcondition failure when flattening an archetype ontology.

**Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161)
**Created:** 2010-06-23 01:41 UTC
**Views:** 1
**Replies:** 0
**URL:** https://discourse.openehr.org/t/ref-impl-eiffel-960-fix-a-postcondition-failure-when-flattening-an-archetype-ontology/13434

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## Post #1 by @svn1

Revision: 960
Author:   peter\.gummer
Log Message:

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**Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-960-fix-a-postcondition-failure-when-flattening-an-archetype-ontology/13434
**Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-960-fix-a-postcondition-failure-when-flattening-an-archetype-ontology/13434