I tried to use AAA mapping. but I have this message Sep 21, 2020 2:12:05 PM org.ovirt.engine.exttool.aaa.AAAServiceImpl run INFO: Iteration: 0 Sep 21, 2020 2:12:05 PM org.ovirt.engine.exttool.core.ExtensionsToolExecutor main SEVERE: Extension mapping could not be found Sep 21, 2020 2:12:05 PM org.ovirt.engine.exttool.core.ExtensionsToolExecutor main FINE: Exception: org.ovirt.engine.core.extensions.mgr.ConfigurationException: Extension mapping could not be found at org.ovirt.engine.core.extensions-manager//org.ovirt.engine.core.extensions.mgr.ExtensionsManager.getExtensionByName(ExtensionsManager.java:286) at org.ovirt.engine.core.extensions-tool//org.ovirt.engine.exttool.aaa.AAAServiceImpl$AAAProfile.<init>(AAAServiceImpl.java:846) at org.ovirt.engine.core.extensions-tool//org.ovirt.engine.exttool.aaa.AAAServiceImpl$Action.lambda$static$3(AAAServiceImpl.java:154) at org.ovirt.engine.core.extensions-tool//org.ovirt.engine.exttool.aaa.AAAServiceImpl$Action.execute(AAAServiceImpl.java:417) at org.ovirt.engine.core.extensions-tool//org.ovirt.engine.exttool.aaa.AAAServiceImpl.run(AAAServiceImpl.java:686) at org.ovirt.engine.core.extensions-tool//org.ovirt.engine.exttool.core.ExtensionsToolExecutor.main(ExtensionsToolExecutor.java:121) at org.jboss.modules.Module.run(Module.java:352) at org.jboss.modules.Module.run(Module.java:320) at org.jboss.modules.Main.main(Main.java:593) it's like it can't find for my mapping.properties file I followed the Howto on this page. https://www.ovirt.org/develop/release-management/features/infra/aaa_faq.html Here my config : tail /etc/ovirt-engine/extensions.d/local.lan-authn.properties ovirt.engine.aaa.authn.authz.plugin ovirt.engine.extension.name = local.lan-authn ovirt.engine.extension.bindings.method = jbossmodule ovirt.engine.extension.binding.jbossmodule.module = org.ovirt.engine.extension.aaa.ldap ovirt.engine.extension.binding.jbossmodule.class = org.ovirt.engine.extension.aaa.ldap.AuthnExtension ovirt.engine.extension.provides = org.ovirt.engine.api.extensions.aaa.Authn ovirt.engine.aaa.authn.profile.name = local.lan ovirt.engine.aaa.authn.authz.plugin = local.lan ovirt.engine.aaa.authn.mapping.plugin = mapping config.profile.file.1 = ../aaa/local.lan.properties tail /etc/ovirt-engine/extensions.d/mapping.properties ovirt.engine.extension.name = mapping ovirt.engine.extension.bindings.method = jbossmodule ovirt.engine.extension.binding.jbossmodule.module = org.ovirt.engine-extensions.aaa.misc ovirt.engine.extension.binding.jbossmodule.class = org.ovirt.engineextensions.aaa.misc.mapping.MappingExtension ovirt.engine.extension.provides = org.ovirt.engine.api.extensions.aaa.Mapping config.mapUser.type = regex config.mapUser.regex.pattern = ^(?<user>[^@]*)$ config.mapUser.regex.replacement = ${user}(a)domain.com config.mapUser.regex.mustMatch = false