# [ref_impl_eiffel] [933] Corrected small bug to do with VCATU error checking in CADL parser, where it was testing if an attribute already existed under an object by name (e.g. **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2010-05-24 12:38 UTC **Views:** 5 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-933-corrected-small-bug-to-do-with-vcatu-error-checking-in-cadl-parser-where-it-was-testing-if-an-attribute-already-existed-under-an-object-by-name-e-g/13410 --- ## Post #1 by @svn1 Revision: 933 Author: thomas\.beale Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-933-corrected-small-bug-to-do-with-vcatu-error-checking-in-cadl-parser-where-it-was-testing-if-an-attribute-already-existed-under-an-object-by-name-e-g/13410 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-933-corrected-small-bug-to-do-with-vcatu-error-checking-in-cadl-parser-where-it-was-testing-if-an-attribute-already-existed-under-an-object-by-name-e-g/13410