Caused by: java.lang.IllegalArgumentException: org.apache.avalon.framework.component.ComponentException: ThreadSafeComponentManager attempted to retrieve component with null role.
	at org.ametys.runtime.plugin.component.AbstractThreadSafeComponentExtensionPoint.getExtension(AbstractThreadSafeComponentExtensionPoint.java:107)
	at org.ametys.cms.contenttype.ContentTypesHelper._dispatchContentTypes(ContentTypesHelper.java:1380)
	at org.ametys.cms.contenttype.ContentTypesHelper.getContentTypesList(ContentTypesHelper.java:1366)
	... 102 more
Caused by: org.apache.avalon.framework.component.ComponentException: ThreadSafeComponentManager attempted to retrieve component with null role.
	at org.ametys.runtime.plugin.component.ThreadSafeComponentManager.lookup(ThreadSafeComponentManager.java:121)
	at org.ametys.runtime.plugin.component.AbstractThreadSafeComponentExtensionPoint.getExtension(AbstractThreadSafeComponentExtensionPoint.java:103)
	... 104 more