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Error java home is not set hadoop

sh and uncomment the line " export JAVA_ HOME" and add a proper filesystem path to it, i. the path to your. if [ [ - z $ JAVA_ HOME ] ] ; then echo " Error: JAVA_ HOME is not set and could not be hadoop- config. xml, the logic is. if not exist % JAVA_ HOME% \ bin\ java. exe ( echo Error: JAVA_ HOME is incorrectly set. echo Please update % HADOOP_ HOME% \ conf\ hadoop- env. cmd goto : eof ). if your java environment. I have a work in progress installation of Hadoop in Ubuntu 12. I already had a deploy user which I plan to use to run hadoop in a cluster of machines. The following code demonstrate my problem basically I can ssh olympus no problems but.

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    Java home error

    Make sure that you have removed the comment tag and changed your JAVA_ HOME in the hadoop- env. sh as well as the appropriate. profile : # export JAVA_ HOME= / usr/ lib/ jvm/ java- 1. So edit conf/ hadoop- env. if [ [ - z $ JAVA_ HOME ] ] ; then echo " Error: JAVA_ HOME is not set and could not be found. The solution to this problem will be to set JAVA_ HOME variable in hadoop- env. sh and it should work properly. Starting namenodes on [ ] localhost: Error: JAVA_ HOME is not set and could not be found. localhost: Error:. However when I run / usr/ local/ hadoop/ bin/ hadoop I got the following error: / usr/ local/ hadoop/ etc/ hadoop/ hadoop- env. sh: line 25: export: ` / usr/ lib/ jvm/ java- 8- oracle' : not a valid identifier Error: JAVA_ HOME is not set and could. However, when I try to start the name node, I get an error saying JAVA_ HOME could not be found:. sh has not been modified in any way: # Set Hadoop- specific environment variables here.