ORA-12705: Cannot Access NLS Data Files after Install and Running Sqlplus (Doc ID 428983.1)

Last updated on OCTOBER 28, 2016

Applies to:

SQL*Plus - Version 10.2.0.1 and later
Information in this document applies to any platform.

Goal

How to avoid the following error after install and running SQL*Plus?

ORA-12705: Cannot access NLS data files or invalid environment specified

(On the same PC, have many Oracle versions installed and the PATH variable is very long.)

Solution

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