Learn the cause and how to get to the bottom of the ORA-02024 error message in Oracle.
When you stumble upon an ORA-02024 error, the following error message will appear:
ORA-02024: database link not found
You tried to drop a database link, but it ought to not be discovered in the dictionary.
The option(s) to resolve this Oracle error are:
Specify a legitimate identify and then re-execute the drop command.