Java javac is not regonized as an internal or external command <p>I was just starting to learn basic java for I apparently need it to be able to code bukkit plugins for minecraft and I'm stuck on the following issue.</p> <p>I have made the HelloWorldApp.java in the folder c/test but it wont do want its supposed to do. Any help would be good and please try to dumb down any coding, etc</p> <p>This is how I invoked it:</p> <pre><code>C:\Users\Matthew\Desktop&gt;cd C:\test C:\test&gt;javac HelloWorldApp.java 'javac' is not recognized as an internal or external command, operable program or batch file. C:\test&gt; </code></pre>