is not recognized as ...
in the console!path
command by itself without
any arguments. When you press ENTER it displays its current setting. Examine the part
that refers to the JDK and ensures it indeed points to where your JDK is installed.NoClassDefFoundError
when I attempt to run my program!Prog.class
is indeed present in the working directory.
If so, try running it using the command: java -cp . Prog
. If this worked then your
classpath
environment variable is not set properly (perhaps some other program set it
incorrectly). Locate this variable in the Control Panel (like under System, Advanced), edit it, and
prefix it with .;
(dot, semicolon). UnsupportedClassVersionError
when I attempt to run my program!