Can't Run Main Method
已回答
Hello,
since today I have the problem, that the execution arrow in my main class is missing.
Does anybody know the reason for this.
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According to the icon on the file's tab, java file is not recognized as class. Make sure that sources folder is marked as sources (https://www.jetbrains.com/help/idea/content-roots.html#folder-categories)
Please share the screenshot of the project structure if it does not help.