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Cant connect SQL developer to Oracle Database 19c

user-9vrxoMar 7 2023 — edited Mar 7 2023

So I am getting this error on my first attempt at connecting SQL developer to the database (Oracle Database 19c). I am on windows.

SQL plus seems to work.

And I have these Oracle services running:

I followed this tutorial to install Oracle Database and create the database in it:

https://alekciss.com/install-oracle-database-19c-on-windows/

Please help, I want to move on quickly. Thanks!

This post has been answered by user-9vrxo on Mar 14 2023

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Locked on Mar 14 2023

Added on Mar 7 2023

#connection, #database, #oracle, #sql-developer

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