eclipse Java compiler level does not match the version of the installed Java project facet.

eclipse Java compiler level does not match the version of the installed Java project facet.

CreateTime--2018年4月24日10:28:43

Author:Marydon

1.情景再现

2.选中项目-->Properties-->Java Compiler-->最下面,点击"Java Build Path";

  或者 选中项目-->右键-->Build Path-->Configure Build Path

3.选中"JRE System Library"-->Edit

4.选择"Alternate JRE",也可以选择"Workspace default JRE"

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转载自www.cnblogs.com/Marydon20170307/p/8926825.html
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