# [ref_impl_eiffel] [362] Fix some weak conditions in archetype validity checking. **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2007-09-10 22:57 UTC **Views:** 2 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-362-fix-some-weak-conditions-in-archetype-validity-checking/13083 --- ## Post #1 by @svn1 Revision: 362 Author: thomas\.beale Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-362-fix-some-weak-conditions-in-archetype-validity-checking/13083 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-362-fix-some-weak-conditions-in-archetype-validity-checking/13083