# [ref_impl_eiffel] [529] AWB-83: Revision 528 failed to disable the Back and Forward buttons and menu options when populating the repository tree. **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2008-02-21 06:51 UTC **Views:** 7 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-529-awb-83-revision-528-failed-to-disable-the-back-and-forward-buttons-and-menu-options-when-populating-the-repository-tree/12806 --- ## Post #1 by @svn1 Revision: 529 Author: peter\.gummer Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-529-awb-83-revision-528-failed-to-disable-the-back-and-forward-buttons-and-menu-options-when-populating-the-repository-tree/12806 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-529-awb-83-revision-528-failed-to-disable-the-back-and-forward-buttons-and-menu-options-when-populating-the-repository-tree/12806