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how did you use the System.out.println?
If you made like System.out.println(out);
Be sure you have the out variable.
If you just want to print a word "out",
System.out.println("out");
Or, show us your code including the stackTrace( the error )
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A specific, detailed, simple, well elaborated, and "tested before asking" question may gather more quick replies. hopefully
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