Java compiler level does not match the version of the installed Java project fac

问题现象:项目图标报错“Java compiler level does not match the version of the installed Java project facet.”。


分析原因:这个是因为Project Facets中的Java版本设定与项目的Java版本设定不一致。

解决方法:(依据ECLIPSE自带的帮助)

Changing the version of a facet

You can change the version of a facet in a J2EE project by editing the facets for the project.

Changing the Java compiler version of a J2EE project involves changing the version of the Java facet. See Changing the Java compiler version for a J2EE project.

1.       In the Project Explorer view, right-click the project and then click Properties.

2.       In the Properties window, click Project Facets. The Project Facets page lists the facets in the project.

3.       Click Add/Remove Project Facets.

4.       In the Add/Remove Project Facets window, click the facet you want to change to select it.

5.       Select the version of the facet from the drop-down box next to the facet's name.

6.       Click Finish.

7.       Click OK.

你可能感兴趣的:(compiler)