java compiler level does not match the version of the installed ……java compiler level does not matc
java compiler level does not match the version of the installed ……
java compiler level does not match the version of the installed java project facet。
说明eclipse的project facet中的java版本和你项目的不同,那么只要右键项目,找到Project Facet,把java的版本改成你匹配的。
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http://mp870601.blog.163.com/blog/static/136757453201031511483378/