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

May 15, 2021 5 Comments

Problem:

Connection from the SQL Developer fails with the following error:

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

Solution:

Find sqldeveloper.conf file:

$ find / -name sqldeveloper.conf 2>>/dev/null

^@/System/Volumes/Data/Applications/SQLDeveloper.app/Contents/Resources/sqldeveloper/sqldeveloper/bin/sqldeveloper.conf
/Applications/SQLDeveloper.app/Contents/Resources/sqldeveloper/sqldeveloper/bin/sqldeveloper.conf

Add the following two parmeters in /Applications/SQLDeveloper.app/Contents/Resources/sqldeveloper/sqldeveloper/bin/sqldeveloper.conf

AddVMOption -Duser.language=en
AddVMOption -Duser.country=US

Restart SQL Developer and try connection again.

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