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JAVA类运行时,报错“Error occurred during initialization of boot layer”

Error occurred during initialization of boot layer.
helloMyJava.class found in top-level directory (unnamed package not allowed in module)

原因是由于JDK9及以上版本引入了模块。所以在default package建立一个单独运行的类,就无法通过编辑。
需要先删除module-info.java。然后就可以了

本文标签: 报错异常Erroroccurredboot