Kein Hauptmanifestattribut Java

Eclipse: While Exporting select Class with Main funcion

Intellij: 1. Create Manifest folder "META-INF" in "resources"
          2. Crate Manifest file "MANIFEST.MF"
          3. Add Manifest-Version: 1.0
             Main-Class: path.to.your.main
          4. Create and Export Artifacts   
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