Creating a field called "id" in a schema did not show any validation error message, but hot reload in Admin Center showed an error,
this is the error from the log:
2011-08-08 11:32:41,209 ERROR [org.apache.geronimo.connector.outbound.MCFConnectionInterceptor] Error occurred creating ManagedConnection for org.apache.geronimo.connector.outbound.ConnectionInfo@1dd0168
org.nuxeo.ecm.core.storage.StorageException: A property cannot be named 'id' because this is a reserved name, in type: test
After stop/restart server, application is no longer accessible.