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My code isn't working

treehouse:~/workspace$ javac Introductions.java
Introductions.java:7: error: non-static method printf(String,Object...) cann ot be referenced from a static context
1 error
treehouse:~/workspace$ ^C

2 Answers

Try "console" with a lower-case "c"...

From the compilation error message, it seems you are trying to invoke a non-static / instance method on a Class (java.io.Console) directly. Static / class methods should / can be invoked on Class and non-static / instance methods should / can be invoked on the instances / objects created from the class. So, first create an instance of "Console" and then invoke methods like "printf(...)" on the created instance as illustrated below:

import java.io.Console;

Console cons = System.console();
if (cons != null) {