Eclipse Java Launch Error: Selection does not contain a main type

Eclipse Java Launch Error: Selection does not contain a main type

References

Reference NO 1

http://stackoverflow.com/questions/4252472/java-launch-error-selection-does-not-contain-a-main-type

Reference NO 2

http://stackoverflow.com/questions/15194804/eclipse-java-launch-error-selection-does-not-contain-a-main-type

Reference NO 3

http://www.eclipse.org/forums/index.php/t/487744/

Reference NO 4

http://answers.yahoo.com/question/index?qid=20111010200948AArvqCH

Reference NO 5

http://www.coderanch.com/t/540929/java/java/selection-main-type-world-program

Reference NO 6

http://websitenotebook.blogspot.com/2011/04/eclipse-selection-does-not-contain-main.html

Reference NO 7

https://www.allegro.cc/forums/reply/594728

Reference NO 8

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