Oracle.ManagedDataAccess and ORA-01017: invalid username/password; logon denied

Question

I have a challenging situation on one of our servers. I have an ASP.NET MVC 3 application that needs to connect to an Oracle 12c database. It does so using the following co

Answer 1

I had exactly same issue. When I was connecting to database directly from SqlDeveloper, it was working fine. But my application ( built on VB6) failed to connect to Oracle and giving error "ORA-01017 Invalid ID/password.
After turning off, case sensitive login for my database ID, it resolved the issue.