Common problems and their solutions for Java newbies on Microsoft Windows

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Compiler Problems

1. 'javac' is not recognized as an internal or external command, operable program or batch file

If you receive this error, it means that Windows is not able to find the compiler (javac). Here's one way to tell Windows where to find javac. Set the PATH as follows on Microsoft Windows:

1. Click Start -> Control Panel -> System on Windows XP or Start -> Settings -> Control Panel -> System on Windows 2000.
2. Click Advanced -> Environment Variables.
3. Add the location of bin folder of JDK installation for PATH in User Variables and System Variables. A typical value for PATH is:  more...