# [ref_impl_eiffel] [522] AWB-15: There is a precondition failure in ARCHETYPE_TERM_CODE_TOOLS.specialisation_depth_from_code if the code is invalid.

**Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161)
**Created:** 2008-02-19 13:16 UTC
**Views:** 4
**Replies:** 0
**URL:** https://discourse.openehr.org/t/ref-impl-eiffel-522-awb-15-there-is-a-precondition-failure-in-archetype-term-code-tools-specialisation-depth-from-code-if-the-code-is-invalid/12799

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## Post #1 by @svn1

Revision: 522
Author:   peter\.gummer

Log Message:

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**Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-522-awb-15-there-is-a-precondition-failure-in-archetype-term-code-tools-specialisation-depth-from-code-if-the-code-is-invalid/12799
**Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-522-awb-15-there-is-a-precondition-failure-in-archetype-term-code-tools-specialisation-depth-from-code-if-the-code-is-invalid/12799