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ora-12705 cannot access nls data files or invalid environment specified

This error appear On Sql developer .

ORA-00604: error occurred at recursive SQL level 1
ORA-12705: Cannot access NLS data files or invalid environment specified

Solution :

Try to add following lines to %SQL_DEV_HOME%\sqldeveloper\bin\sqldeveloper.conf
AddVMOption -Duser.language=en
AddVMOption -Duser.country=US

us depend on your language .
en :  England and so on ….

Thank you
Osama Mustafa

6 responses to “ora-12705 cannot access nls data files or invalid environment specified”

  1. Eversonzs

    Thanks (Y)

    Like

    Reply
  2. Osama Mustafa

    Welcome 🙂

    Like

    Reply
  3. Anonymous

    it's works fine for me !

    Like

    Reply
  4. hakim

    Work for me thanks…..

    Like

    Reply
  5. Asif

    Thanks It worked for me as well.

    Like

    Reply
  6. arsenal

    Thanx a lot. It works.

    Like

    Reply

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