# \[ref\_impl\_eiffel\] \[997\] Fix a precondition failure caused by ARCHETYPE\_DIRECTORY. initialise\_ontology\_prototype violating the same\_rule precondition of ARRAYED\_SET .merge, i.e.

**URL:** <https://discourse.openehr.org/t/ref-impl-eiffel-997-fix-a-precondition-failure-caused-by-archetype-directory-initialise-ontology-prototype-violating-the-same-rule-precondition-of-arrayed-set-merge-i-e/13473>\
**Category:** Reference Implementation: Eiffel (archive)\
**Created:** [8 July 2010 16:01 UTC](https://discourse.openehr.org/t/ref-impl-eiffel-997-fix-a-precondition-failure-caused-by-archetype-directory-initialise-ontology-prototype-violating-the-same-rule-precondition-of-arrayed-set-merge-i-e/13473 "2010-07-08T16:01:55Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![svn1](https://discourse.openehr.org/letter_avatar_proxy/v4/letter/s/958977/32.png) [@svn1](https://discourse.openehr.org/u/svn1)\
**Post date:** [8 July 2010 16:01 UTC](https://discourse.openehr.org/t/ref-impl-eiffel-997-fix-a-precondition-failure-caused-by-archetype-directory-initialise-ontology-prototype-violating-the-same-rule-precondition-of-arrayed-set-merge-i-e/13473/1 "2010-07-08T16:01:55Z")

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Revision: 997  
Author: peter.gummer  
Log Message: