1, if not installed maven: you need to install / decompression maven, maven and configure the environment variables
(1) New MAVEN_HOME variables and fill in the correct path maven
(2) the system variables path and which add "% MAVEN_HOME% \ bin"
To see if the problem;
2, if the unit is installed also disposed maven environment variables, not yet been solved,
a) View maven installation path: echo% MAVEN_HOME%
b): View maven version: mvn -version
console prompt: mvn not an internal or external command
Workaround: Path added:% SystemRoot% \ system32;% SystemRoot%;% SystemRoot% \ System32 \ Wbem;
Restart cmd console can print out the normal version maven
Path path if there is an illegal character nor
Extra: cmd in the Run mvn -v version information can be displayed maven, but actually in the console prompt IDEA does not recognize the command maven, this situation IDEA can run as an administrator.
