angular 报错(ERROR Error: Uncaught (in promise): Error: Template parse errors:)

angular 报错:ERROR Error: Uncaught (in promise): Error: Template parse errors: 错误信息:More than one component matched on this element.
Make sure that only one component’s selector can match a given element.
Conflicting components
angular版本: angular8
【angular 报错(ERROR Error: Uncaught (in promise): Error: Template parse errors:)】错误原因: 定义组件的selector冲突了,换一个名字就好了。

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