# 2.7.6 2013-11-19 Maintenance release 6 for 2.7 version * Bug #3687: The deletion of a Technique version used by a Directive will throw an error 'NoSuchElementError' * Bug #4063: The check of validity of Rudder parameters within variable values is too strict and does not permit spaces * Bug #4064: User manual link does not work and looks strange * Bug #4085: A deleted node that is re-added causes appearance of a "No Machine Inventory" in the Nodes list * Bug #4121: Rudder upgrade script is not launched on installation on RPM based systems which could lead to error if Rudder was previously removed