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

Posted on by Osama Mustafa in Database
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

Published by Osama Mustafa

Osama Mustafa has progressive experience in Oracle Products, community. He recently served as Oracle Database Administrator. Provide Database Implementation Solutions, High Availability Solution, Infrastructure and Storage Planning, Install, Configure, Implement and manage Oracle E-Business Suite environments. Architect, build and support highly-available Oracle EBS, Database and Fusion Middleware environments including appropriate reporting, Installs, configures, upgrades, tunes, and maintains production, development and test databases.

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