'after Hadoop installation why cmd shows c:\program not recognized in an internal and external command when I want to see Hadoop version

everything is ok.

But when I run commands in cmd then an error shows that is 'C:\Program' is not recognized as an internal or external command, operable program or batch file. what is the problem??

enter image description here



Solution 1:[1]

Hadoop prefers you don't have spaces in its installation paths.

That being said, Hadoop is not a "Windows program"; it doesn't need to be in Program Files folder.

Regarding the error, you additionally need to edit your OS PATH environment variable to include %HADOOP_HOME%\bin, as well as define HADOOP_HOME.

In addition, last I checked, Hadoop does not support Java versions over 11.

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Solution Source
Solution 1 OneCricketeer