magento 2.1.0版时事通讯

在magento 2.1.0中，我尝试创建时事通讯，但我的日志中出现以下错误：

[2016-12-23 12:41:56] main.CRITICAL: Broken reference: the 'notification.messages' tries to reorder itself towards 'user', but their parents are different: 'header.inner.right' and 'header' respectively.
[] [] [2016-12-23 12:42:43] main.CRITICAL: Broken reference: the 'header' tries to reorder itself towards 'global.notices', but their parents are different: 'page.wrapper' and 'notices.wrapper' respectively.
[] [] [2016-12-23 12:42:43] main.CRITICAL: Broken reference: the 'page.breadcrumbs' tries to reorder itself towards 'notifications', but their parents are different: 'page.wrapper' and 'notices.wrapper' respectively.
[] [] [2016-12-23 12:42:43] main.CRITICAL: Broken reference: the 'notification.messages' tries to reorder itself towards 'user', but their parents are different: 'header.inner.right' and 'header' respectively.
[2016-12-23 12:41:56]main.CRITICAL:breaked reference:“notification.messages”试图将自身重新排序为“user”，但它们的父项不同：“header.internal.right”和“header”
[] [2016-12-23 12:42:43]main.CRITICAL:breaked reference:“header”试图将自身重新排序为“global.notices”，但它们的父级不同：“page.wrapper”和“notices.wrapper”。
[] [2016-12-23 12:42:43]main.CRITICAL:breadcrumbs引用错误：“page.breadcrumbs”试图将自身重新排序为“notifications”，但它们的父项不同：“page.wrapper”和“notices.wrapper”
[] [2016-12-23 12:42:43]main.CRITICAL:breaked reference:“notification.messages”试图将自身重新排序为“user”，但它们的父项不同：“header.internal.right”和“header”。

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使用此参考：订单确认邮件也不起作用。请帮忙。。