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 considered as one of the leaders in Cloud technology, DevOps and database in the Middle-East. I have more than ten years of experience within the industry. moreover, certfied 4x AWS , 4x Azure and 6x OCI, have also obtained database certifications for multiple providers. In addition to having experience with Oracle database and Oracle products, such as middle-ware, OID, OAM and OIM, I have gained substantial knowledge with different databases. Currently, I am architecting and implementing Cloud and DevOps. On top of that, I'm providing solutions for companies that allow them to implement the solutions and to follow the best practices.

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