In javac can run through and generate the .class file but the pass appear in the picture above cases java file at run time, try a morning found me and others do not seem to like my case shown below,
Before there created a user variable classpath, not work, but my classmates looks like you can, I'm not, then I was in the system variables in the configuration, as shown in
classpath configuration inside. "."
JAVA_HOME no less, to find the path of jdk,
This is the most critical, path where configure, as
Double-click to open the machine win10 point where I lost as part of the Figure:
Other related configuration as follows: