jdk1.8.0_131卸載裝上jdk1.8.0_151，更改項目的java版本後eclipse報Project facet Java 1.8 is not supported by target r

jdk1.8.0_131卸載裝上jdk1.8.0_151，更改eclipse的installed JREs後eclipse報Project facet Java 1.8 is not supported by target runtime Apache Tomcat v8.0. 我的eclipse4.7版本的 報這錯的前提是已經更改完了eclipse的installed JREs（點擊window

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