<cms:property name="typeStructure" class="org.ametys.cms.content.properties.MultiStringValuesProperty">
		<attribute path="myPath1/typeStructure"/>
		<attribute path="myPath2/typeStructure"/>
		<attribute path="myPath3/typeStructure"/>
		<attribute path="myPath4/typeStructure"/>
	</cms:property>

Caused by: org.apache.avalon.framework.configuration.ConfigurationException: No attribute named "path" is associated with the configuration element "property" at file://myPath/WEB-INF/param/content-types/my-plugin/MyContentType.xml:1595:103
	at org.apache.avalon.framework.configuration.DefaultConfiguration.getAttribute(DefaultConfiguration.java:275)
	at org.ametys.cms.model.properties.ElementRefProperty.configure(ElementRefProperty.java:49)
	at org.ametys.cms.content.properties.MultiStringValuesProperty.configure(MultiStringValuesProperty.java:42)
	at org.apache.avalon.framework.container.ContainerUtil.configure(ContainerUtil.java:202)
	at org.ametys.runtime.plugin.component.ThreadSafeComponentManager$ComponentFactory.configureAndStart(ThreadSafeComponentManager.java:383)
	at org.ametys.runtime.plugin.component.ThreadSafeComponentManager$ComponentFactory.newInstance(ThreadSafeComponentManager.java:402)
	at org.ametys.runtime.plugin.component.ThreadSafeComponentManager.initialize(ThreadSafeComponentManager.java:230)
	... 88 more